Science Tools contains an extensive collection of calculators, converters, science tools, data reference systems and a topics system to easily explain the principles of chemistry and physics.
Science Tools can be installed on a Tablet or Mobile running the Android operating system, version 2.2 or greater.
No connection to the Internet is necessary.
The file to be downloaded is approximately 30 MB in size.
The system is designed for ease of use.
A help system is available to explain operation and functions.
A search system can be used to quickly find calculators, tools and data reference systems.
Over 200 calculators are included.
Most calculators can solve for any variable in the equation.
A measurement converter can be called for most variables by selecting on the variable.
A page containing notes and an explanation of the equation can be called from most equation calculators.

General calculators
 Expression line calculator: Allows a line expression to be developed with over 20 available functions.
 Scientific calculator: Contains extensive functionality, and includes the ability to quickly paste in the molecular mass of over 1000 compounds and the values of over 50 constants.
 Complex number calculator: Allows 12 functions to be performed on a complex number, and two complex numbers can be added, subtracted or multiplied.
 Matrix calculators: Matrix arrays to any power can be added, subtracted or multiplied, as well as solving for the inverse, determinant, trace values, QR decomposition, Eigenvalues and Eigenvector values of a square matrix.
 Fractions & percent calculators: Solves for percent, change to units, percent change, proportions and fractions converted to a decimal value.

Halflife calculators
 Number of halflives: Solves for number of halflives, elapsed time or halflife.
 Final amount: Solves for initial amount, number of halflives or final amount, and gives % remaining, % consumed and unit amount consumed.
 Halflife: Solves for halflife, initial amount, final amount or elapsed time.

Maths Calculators
 Linear line equation: Solves for the y, m, x or c value of the linear line equation y = mx + c.
 Coordinate data: Solves for the linear line equation, yaxis intercept, gradient, gradient angle, area under a graph line, distance between points, mid point coordinates, perpendicular line equation and parallel line equation from 2 sets of x and y coordinate values.
 Angle between lines: Solves for the angle between two lines from their gradient values.
 2 Unknowns: Solves for 2 unknowns of the form ax + by = c.
 3 Unknowns:Solves for 3 unknowns of the form ax + by + cz = d.
 4 Unknowns: Solves for 4 unknowns of the form ax + by + cz + dw = e.
 Quadratic equation: Solves for the root 1 and root 2 values of x in the equation ax2 + bx + c = 0, and solves for the x and y values for graphing.
 Cubic equation: Solves for the root 1, root 2 and root 3 values of x in the equation ax3 + bx2 + cx + d = 0.
 Quartic equation: Solves for the root 1, root 2, root 3 and root 4 values of x in the equation ax4 + bx3 + cx2 + dx = 0.

Vector calculators
 Resolving a vector: Resolves a vector for x and y magnitude values.
 Vector magnitude: Solves for the magnitude of a resultant vector.
 Vector addition: Finds the magnitude and direction of a resultant vector after up to 10 vectors are added.
 Vector product: Solves for scalar product magnitude and vector product magnitude.

Light calculators
 Solid angle: Solves for solid angle, sphere surface area or sphere radius.
 Luminous flux: Solves for luminous flux, luminous intensity or solid angle.
 Illumination: Solves for illumination, luminous flux or area.
 Snell's law: Solves for refractive index or angle of refraction.
 Refractive index: Solves for refractive index or velocity of light through a medium.
 Critical angle: Solves for critical angle or refractive index.
 Apparent depth: Solves for apparent or true depth, or refractive index of the medium.
 Aperture diffraction: Solves for angle to the 1st light band, wavelength of light or width of aperture.
 Linear magnification: Solves for linear magnification, image or object height, image or object distance.
 Mirror and lens equation: Solves for object distance, image distance or focal length.

Chemistry calculators
 Concentration: Solves for initial or final concentration or initial or final volume.
 Molar mass: Solves for molar mass, mass or mol.
 Molarity: Solves for molarity, concentration, mol or volume.
 Normality: Solves for normality, concentration, equivalents or volume.
 Mol & volume: Solves for mol, concentration or volume.

Electrical calculators
 Resistance in parallel: Solves for total resistance of resistors in parallel.
 Resistance in series: Solves for total resistance of resistors in series.
 Conductor resistance: Solves for conductor resistance, resistivity, conductor length or crosssection area.
 Ohm's law: Solves for voltage, current or resistance.
 Electrical power: Solves for electrical power, current or voltage.
 Potential difference: Solves for potential difference, work or charge.
 Transformer voltage: Solves for transformer voltage primary or secondary side, or turns primary or secondary side.
 Transformer current: Solves for transformer current primary or secondary side, or turns of wire primary or secondary side.
 Capacitance: Solves for capacitance, charge or potential difference.
 Parallelplate capacitor: Solves for parallelplate capacitance, dielectric constant, plate area or distance between plates.
 Capacitor potential energy: Solves for capacitor potential energy, capacitance or voltage.
 Capacitor charging: Solves for capacitance, charge or potential difference.
 Capacitors in parallel: Solves for total capacitance of capacitors in parallel.
 Capacitors in series: Solves for total capacitance of capacitors in parallel.
 Selfinduced emf: Solves for selfinduced emf, self inductance, change in current or rate of time.
 Emf in a straight line conductor: Solves for induced Emf, magnetic field or length of conductor.
 Emf in a solenoid: Solves for emf in a solenoid, number of turn, change in magnetic flux or time interval.
 Inductance in a solenoid: Solves for solenoid inductance, core permeability, number of turns, crosssectional area or length of solenoid.
 Inductance in series: Solves for total inductance of inductors in series.
 Emf in a solenoid: Solves for emf in a solenoid, number of turn, change in magnetic flux or time interval.
 Inductance in a solenoid: Solves for solenoid inductance, core permeability, number of turns, crosssectional area or length of solenoid.
 Inductance in series: Solves for total inductance of inductors in series.
 Inductance in parallel: Solves for total inductance of inductors in parallel.
 Electric field strength between charged plates: Solves for electric field strength between charged plates, potential difference or distance distance.
 Electric field strength from a charged object to a point: Solves for electric field strength from a charged object to a point, charge or distance between points.
 Force on a charged object: Force on a charged object, electric field strength or charge.
 Coulomb's law: Solves for force, charge or distance between objects.
 Magnetic field from a straight line current: Solves for magnetic field from a straight line current, material permeability, current or distance.
 Magnetic field from a solenoid: Solves magnetic field from a solenoid, material permeability, turns of wire, current or solenoid length.
 Wheatstone bridge: Solves for bridge and input voltage or resistance.

Force calculators
 Force & acceleration: Solves for force, acceleration or mass.
 Hooke's law: Solves for force, spring constant or distance.
 Force of gravity: Solves for force of gravitational attraction, mass or distance.
 Centripetal force: Solves for centripetal force, mass, linear velocity or radius.
 Impulse: Solves for impulse, force or time.
 Weight: Solves for weight or mass.
 Momentum: Solves for momentum, mass or velocity.
 Momentum after a collision: Solves for initial or final momentum, or initial or final velocity.
 Torque: Solves for torque or length of moment arm.
 Work with force at an angle: Solves for force, angle of force or displacement of the object
 Power: Solves for power, work or time taken.
 Power efficiency: Solves for power efficiency, power output or power input.
 Resultant force (x axis): Solves for resultant force magnitude, xaxis force or angle of force.
 Resultant force (y axis): Solves for resultant force magnitude, yaxis force or angle of force.
 Normal force: Solves for normal force or mass.
 Force of friction: Solves for force of friction, coefficient of friction or normal force.
 Force of parallel: Solves for force of parallel, force of gravity and angle to the axis.
 Mechanical advantage: Solves for mechanical advantage, load or effort.
 Effort & load force: Solves for effort force, load force or fulcrum distance.
 Pressure: Solves for pressure, force or area.
 Pressure in a liquid Solves for pressure at given depth, atmospheric pressure, depth or liquid density.
 Pascal's principal: Solves for force or area.
 Bernoulli's Equation: Solves for fluid pressure, density, velocity or height.

Gas calculators
 Ideal Gas Law: Solves for gas pressure, volume, moles of gas or temperature.
 Moles of a gas: Solves for moles of a gas, mass of sample or molecular mass.
 Charles' Law: Solves for initial or final volume, or initial or final temperature.
 Boyle's Law: Solves for initial or final pressure, or initial or final volume.
 Avogadro's gas law: Solves for initial or final volume, or initial or final moles of gas.
 Combined Gas Equation: Solves for initial or final pressure, initial or final temperature, or initial or final volume.

Motion calculators
 Linear motion Speed: Solves for speed, distance travelled or time taken.
 Acceleration: Solves for acceleration, initial or final velocity, or time taken.
 Centripetal acceleration: Solves for centripetal acceleration, linear velocity or radius.
 Free fall velocity: Solves for velocity or distance fallen.
 Free fall distance travelled: Solves for distance travelled, or time taken.
 Projectile time of flight: Solves for time of flight, initial velocity or angle.
 Projectile range: Solves for range, initial velocity or angle thrown.
 Projectile vertical height: Projectile vertical height, velocity, initial, projectile, angle or acceleration.
 Pendulum period: Solves for period or pendulum length.
 SHM Displacement: Solves for displacement, amplitude, frequency or time.
 SHM Velocity: Solves for velocity, frequency, amplitude or displacement.
 SHM Acceleration: Solves for acceleration, frequency or displacement.
 Physical pendulum period: Solves for physical pendulum period, moment of inertia, mass or distance to pivot point.
 Kinematic motion (Displacement with acceleration): Solves for displacement, velocity, acceleration or time.
 Kinematic motion (Displacement with velocity): Solves for displacement, initial velocity, time or acceleration.
 Kinematic motion (Final velocity with time): Solves for final velocity, initial velocity, acceleration or time.
 Kinematic motion (Final velocity with displacement): Solves for final pr initial velocity, acceleration or displacement.

Angular motion calculators
 Radian calculator: Solves for radian angle, arc length or circle radius.
 Angle from changing velocity: Solves for angle in radians, time, initial or final angular velocity.
 Centripetal force: Solves for centripetal force, mass, angular velocity or radius.
 Centripetal acceleration from angular velocity: Solves for centripetal acceleration, angular velocity or radius.
 Angular velocity (from displacement): Solves for angular velocity, angular displacement or time.
 Angular velocity (final angular velocity): Solves for final or initial angular velocity, angular acceleration or angular displacement.
 Linear velocity (from angular velocity): Solves for linear velocity, angular velocity or radius.
 Acceleration (from change in angular velocity): Solves for angular acceleration, final and initial angular velocity or time.
 Acceleration (from linear velocity): Solves for acceleration, linear velocity or period of rotation.
 SHM acceleration (from angular velocity): Solves for SHM angular acceleration, angular velocity or displacement.
 SHM period (from angular velocity): Solves for period of oscillation or angular velocity.
 SHM velocity (from angular velocity): Solves for linear velocity, angular velocity, radius or displacement.
 Momentum: Solves for angular momentum, moment of inertia or angular velocity.
 Torque: Solves for torque, moment of inertia or angular acceleration.
 Kinetic energy: Solves for kinetic energy, moment of inertia or angular velocity.
 Work: Solves for work, torque or angular displacement.
 Power: Solves for power, torque or angular velocity.

Wave calculators
 General wave equation: Solves for velocity, wavelength or frequency.
 Wave period: Solves for wave period or frequency.
 Sound wave intensity: Solves for initial or final intensity, or initial or final position.
 Doppler effect (source moves towards observer) : Solves for observed frequency.
 Doppler effect (source moves away from observer): Solves for observed frequency.
 Doppler effect (electromagnetic radiation): Solves for observed frequency.

Energy calculators
 Kinetic energy: Solves for kinetic energy, mass or velocity.
 PE (gravitational): Solves for potential energy, height or mass.
 PE (elastic): Solves for potential elastic energy, spring constant or distance.
 Energy (heating): Solves for energy for heating, mass, specific heat or temperature.
 Energy (state change): Solves for energy for heat change, mass or latent heat.
 Energy (photon): Solves for energy of a photon or frequency.
 Energy (mass): Solves for energy of a mass or mass.

Triangle calculators
 Right Triangle (A length and an angle are known): Solves for area, hypotenuse length and opposite angle.
 Right Triangle (Hypotenuse length & an angle are known): Solves for side lengths and area.
 Right Triangle (Hypotenuse length and a side length are known): Solves for side lengths, angles and area.
 Oblique Triangle (An angle is known): Solves for area.
 Oblique Triangle (3 side lengths are known): Solves for area and perimeter.

Statistics calculators
 General statistical calculator: Solves for count, minimum, maximum, range, sum, mean, median, mode, harmonic mean, geometric mean, mode frequency, standard deviation, variance, coefficient of variation and % error of a population or sample, allows for data order sorting and displays a report that can be copied into clipboard.
 Correlation coefficient: Calculates the correlation coefficient of two sets of values.
 Linear regression analysis: Calculates regression equation, slope, y intercept, number of inputs, mean of x, mean of y, standard deviation of x and y.
 Frequency distribution: Solves for number of classes and class interval for developing a histogram.
 Normal distribution: Z value calculator: Solves for Z, left, right, two tailed or middle values.
 Chi Square distribution: Solves for a Chi Square value.
 Student T distribution: Solves for a T value.
 F distribution: Solves for a F value.
 Standard normal variable: Solves for the Z value.
 Standard binomial variable: Solves for the Z value.

Shape calculators
 Circle area: Solves for circle area or radius.
 Circle circumference: Solves for circle circumference or radius.
 Circle segment area: Solves for circle segment area from degrees or radians, and solves for circle radius.
 Circle segment length: Solves for circle segment length from degrees or radians, or Solves for circle radius.
 Circle sector area: Solves for circle sector area from degrees or radians, or Solves for circle radius.
 Circle arc length: Solves for circle arc length from degrees or radians, or Solves for radius.
 Sphere area: Solves for sphere area or radius.
 Sphere volume: Solves for sphere volume or radius.
 Cylinder area: Solves for cylinder total area, height, diameter, side surface area, area of base and top.
 Cylinder volume: Solves for cylinder volume, radius, height and diameter.
 Triangle perimeter: Solves for side length, perimeter or area using Heron's formula.
 Triangle area: Solves for triangle area, base or height.
 Rectangle area: Solves for lengths and rectangle or square area.
 Rectangle perimeter: Solves for lengths and rectangle or square perimeter.
 Cube surface area: Solves for total cube surface area, surface area of each face and diagonal length.
 Cube volume: Solves for volume of a cube or rectangular prism, and length of each face.
 Ellipse area: Solves for ellipse area or the width and height.
 Ellipse perimeter: Solves for the perimeter of an ellipse.
 Parabola area: Solves for the area, width or height of a parabola.
 Parallelogram perimeter: Solves for the perimeter or side lengths of a parallelogram.
 Parallelogram area: Solves for the area or side lengths of a parallelogram.
 Cone area: Solves for the surface area or height of a cone.
 Cone volume: Solves for the volume, radius or height of a cone.
 Cube surface area: Solves for total cube surface area, surface area of each face and diagonal length.
 Cube volume: Solves for volume of a cube or rectangular prism, and length of each face.
 Ellipse area: Solves for ellipse area or the width and height.
 Ellipse perimeter: Solves for the perimeter of an ellipse.
 Parabola area: Solves for the area, width or height of a parabola.
 Parallelogram perimeter: Solves for the perimeter or side lengths of a parallelogram.
 Parallelogram area: Solves for the area or side lengths of a parallelogram.
 Cone area: Solves for the surface area or height of a cone.
 Cone volume: Solves for the volume, radius or height of a cone.
Science Tools contains extensive data reference systems including the following: 
 Constants: An extensive searchable database of science constants, number constants, universal constants and atomic constants, UPAC and NIST STP values, water property values
 Measuring devices: An extensive searchable database of measuring devices and measuring instruments
 Number systems: SI prefixes,Number types and number terms, Counting large numbers, Roman numerals, Base numbers, Scientific numbers, Rules for counting, adding, subtracting, multiplying and division of significant figures
 Graphs & normal distributions: Features of Cartesian graphs, XY graph coordinates, XY graph quadrants, Scatter plots, Linear equations, Linear line gradient, Normal distribution, Mean and standard deviation, Variance, Skewness
 Symbols: Extensive searchable database of science symbols, Maths symbols, Geometry symbols, Statistics and sets symbols, Greek symbols, Roman numerals, Electrical symbols, Piping and process symbols, Data flow chart symbols
 SI units: SI units and prefixes, Fundamental units, NonSI units in use, SI and CGS units, MKS, CGS and FPS systems
 SI derived quantities: Definitions of SI derived quantities, linear and angular quantities
 Fields of science: Extensive searchable database of general science fields and medical fields
 Shapes & angles: Common shapes and angle types, General circle parts, Polygons, Conic sections, Common lens shapes, Electrical symbols
 Scientific method: A flow chart and description of the scientific method
 Science formulas: Extensive searchable databases of motion, force and energy, light and waves, electrical, chemistry and general science formulas
 Maths formulas: Extensive set of maths rules and formulas including: , Logarithm laws, Index laws, Algebra laws, Factoring, Inequalities, radical properties, Absolute values, Exponents , Quadratic equation , Matrix laws, Complex numbers, Vector calculations, Common graph equations, Trigonometry rules and formula, Logic operations and Boolean algebra, Statistics formula
 Derivatives, limits and integrals: Derivative rules, Common derivatives, Limit rules, Common limits, Definite integrals, Indefinite integrals, Trigonometric substitution
 Graph equations: A list of common graph shapes and their equations
 Trigonometry: Cos, sin and tan , Reciprocal identities, Unit circle identities, Even odd identities, Pythagorean identities, Cofunction identities, Half angle identities, Double angle formula, Periodic identities, Hyperbolic, Pythagoras theorem, Laws of sine, cosines and tangents, Millwood's formula, Sum to product identities, Product to sum identities, Trigonometry ratios,
 Triangles: Perimeter and semiperimeter , Altitudes, Circumscribed and innerscribed, Area
 Shapes: An extensive list of formulas for circle, sphere, cylinder, square, cube, oblong, cuboid, trapezium, horizontal and vertical ellipse, pyramid, parallelogram and parabolas
 Statistics: An extensive list of statistical formulas including mean, variance, standard deviation, Zscore, regression and correlation, probability, binomial experiments, one sample statistics, confidence intervals, tstatistics, sample proportions, sample size, Chisquared and central limit theorem
 Compounds, elements and ions: Extensive searchable database of compounds providing their molar mass, CAS number, molecular formula and common names, names and molecular formula of cations and anions
 Groups and series: An extensive searchable database of alcohols., Alkanes, Alkenes, Alkynes, Aldehydes, Carboxylic acids, Aromatic compounds
 Functional and substitute groups: Common functional groups, substituent groups and alkyl groups
 Elements : Searchable database of the elements giving 30 properties for each element. , Monoatomic and diatomic elements
 Ions: Extensive searchable database of ions giving their name and chemical formula
 Oxides: Extensive searchable database of common oxides
 Chemicals in common substances: Extensive searchable database of chemicals found in common substances
 Compound nomenclature: Procedures for naming organic and inorganic compounds
 Chemical concentrations: Descriptions of common methods used in chemistry to determine concentration
 Periodic tables: Several colour coded periodic tables showing metals, semimetals and nonmetals, electronegativity, group classes, atomic radius, 1st ionisation energy, radioactivity, melting points, orbitals and physical states, and also provides data for each element in the periodic table
 Acids and bases: Extensive searchable database of common acids and bases, giving their name, molecular formula and molecular weight
 pH: Data tables on pH and pOH, pH indicators, Definitions for acids and bases, A summary of the general properties of acids and bases
 Chemical equations: Information on general chemical equations, State descriptors, Manual balancing of equations
 Balanced chemical equations: Over 200 balanced chemical equations for various reactants and products including AgNO_{3}, H_{2}SO_{4}, HCl, HNO_{3}, KI, NaOH, CO_{2}, H_{2}O and H_{2}
 Chemical reactions: Reaction features, Reaction types, Activity series, Reaction rates, General reactions of metals , Reaction types , Redox reactions, reduction reactions and oxidation reactions
 Atomic structures: Nucleons and electrons, Atomic, neutron and mass numbers , Atomic mass, molecular mass, formula mass , Atomic measurement systems
 Vsepr & Lewis dot diagrams: A description of Lewis dot diagrams and full listing of VSPER molecular shapes
 Dissociation constants: Dissociation constants for weak acids and weak bases
 Thermochemical data: An extensive searchable database of thermochemical data, including heat of formation, enthalpy change and molar entropy values
 Latent heats: Latent heat of fusion and latent heat of vaporisation for common substances
 Bond enthalpy: Bond enthalpy data for various single and multiple bonds
 Solubility of ionic compound: Solubility of various ionic compounds in water
 Standard electrode potentials: An extensive searchable database for standard electrode potentials of various chemical reactions
 Forms of matter: A flowchart for forms of matter showing homogeneous and heterogeneous substances, mixtures, pure substances, metals, semimetals and nonmetals, and organic and inorganic compounds
 Acids and bases: Acid and base definitions, Arrhenius definition, BronsteadLowry definition, Acid and base properties, Extensive searchable databases of common acids, bases and conjugate pairs
 pH, pOH and indicators: Formulas of pH and pOH, pH and pOH concentrations, pH of common substances, pH indicators
 Dissociation constants: K_{a} and pK_{b} values, K_{b} and pK_{b} values
 Waves: General wave terms, Wave types, Wave formula, Diffraction, Nodal and antinodal lines, Refraction
 Light: Visible light colours, Wavelengths, Primary and secondary colours, Distance light travels
 Logic operations: Logic operations for not, and, nand, or, nor, exor and exnor
 Electromagnetic spectrum: Electromagnetic radiation wavelengths and frequencies, Visible light wavelengths and frequencies , Primary and secondary colours, Distance light travels, Colour names, Radio wavelength and frequencies,
 Derived mechanical unit flowchart : Interactive flowchart for derived mechanical quantities, Descriptions for length, speed, displacement, velocity, momentum, torque impulse, force, pressure, work, power and energy
 Derived electrical unit flowchart : Interactive flowchart for derived electrical quantities, Descriptions for charge, current, resistance, voltage and power
 Radiation: Radiation types and halflife
 Physical state changes: Change of physical state, Vibrational and translational motion
 Material property data: Conductivity, density, latent heat and specific heats for common substances
 Forms of energy: Diagrams for forms of energy, Kinetic energy, Potential energy
 Atomic and subatomic particles: Atomic nucleons, Standard model particles, Leptons, Hadrons, Quarks
 Planet data: Radius, Mass, Density, Gravity, Escape velocity, Sidereal period, Orbit of planets
 Specific heat: Specific heat values for pure substances, common building materials and gases
 Thermal conductivity: Coefficients of thermal conductivity values for common materials
 Electron configuration: Full listing of electronic configuration of the elements, Aufbau principle, Noble gas elements, Data on the quantum numbers
 Steam tables: Absolute pressure, Specific volume, Density, Specific enthalpy and entropy
 Biology theories and organisation of nature: Cell theory, Darwinian theory, Characteristics of living things, Organisation of nature
 Biospheres & Biomes: Biospheres and major biomes
 Taxonomy : Taxonomy groups, Cell types, Kingdoms
 Material cycles: Flowcharts and descriptions of material cycles for water, carbon dioxide, nitrogen and phosphate
 Ecological groups: Animal and plant ecological groups
 Phenotypes & genotypes: Phenotypes and genotypes, Traits, Punnet squares, Genetic inheritance
 Anatomy: General body areas, Anatomical planes, Anatomical terms
 Nature and living things: The general organisation of nature, Cell theory, Darwinian theory, Characteristics of living things
 Cell structure: Descriptions of cell organelle and structures, Cell protoplasm, Differences between plant and animal cells, Differences between prokaryotic and eukaryotic cells
 Cell metabolism reactions: Photosynthesis and cellular respiration, Light and dark reactions
 Phenotypes and genotypes: Traits, Punnet squares, Inheriting a gene
 Amino acids: mRNA genetic code, Amino acids, mRNA codons
The science glossary system provides access to science terms, acronyms, abbreviations, prefixes, suffixes and a phonetic alphabet.
 Science fields: A searchable list of fields of science and medical science
 Measuring devices: A searchable list of measuring devices commonly used in science
 Acronyms & abbreviations: An extensive searchable database of acronyms and abbreviations used in general science and computing
 File extensions: A searchable list of file extensions used in computing
 Greek: A searchable list of Greek acronyms & abbreviations
 Prefixes & suffixes: An extensive searchable database of prefixes and suffixes used in general science and medical science
 Phonetic alphabet: Lists the standard phonetic alphabet
The topics system can be used to quickly understand the principles of chemistry and physics.
The text is easily read and understood.
Any section of text can be summarised by selecting on a button.
Quick selftesting is available for all sections of text.
Interactive diagrams are used throughout.
Key terms and definitions are summarised and can be checked with selftesting.
This system is well suited for students undertaking the IGCSE science courses or similar courses, and it can be used as a bridging course for science students.

Chemistry
 Atoms, elements and compounds: Chemical and physical changes, elements, compounds, mixtures, electrons, shells, neutrons, protons, noble gas, periodic table, isotopes, ions, ionic bonds, metals, covalent bonds, dotandcross diagrams, ionic lattice structure, giant covalent structures
 Experimental techniques: Filtration, crystallisation, distillation, fractional distillation, paper chromatography, impurity, purification
 Stoichiometry: Chemical formula, ionic compounds, state symbols, balanced equation, atomic mass, molecular mass, mole, molar mass, concentration
 Electricity and chemistry: Electrolysis, electrode, electrolyte, anode and cathode, electroplating
 Energy changes in chemical reactions: Activation energy, exothermic and endothermic reactions, bond energy
 Acids, bases and salts: pH, anions, cations, acid, base, salt, carbonate, oxide
 The Periodic table: Proton number, period number, group number, properties, metals, nonmetals, noble gases
 Metals: Metals, nonmetals, alloy, order of reactivity, metal extraction
 Hydrocarbons: Fossil fuels, fractional distillation, hydrocarbons, alkanes, alkenes

Physics
 Matter and forces: Mass, weight, gravitational field, density, force, extensionload graphs, Hooke's law, resultant force, pressure
 Energy, work and power: Kinetic energy, potential energy, power, joules, watts, efficiency, work
 Simple kinetic molecular model of matter: Solid, liquid, gas, pressure, evaporation, Boyle's law
 Matter and thermal properties: Conduction, convection, radiation, infrared
 Waves: Wave velocity, frequency, wavelength and amplitude, transverse and longitudinal waves, reflection, refraction
 Light: Reflection, refraction, optical fibre, critical angle, internal reflection, dispersion
 Electromagnetic spectrum: Electromagnetic waves, radio waves, microwaves, infrared (IR), visible light, ultraviolet (UV), Xrays and gamma rays
 Sound: Compressions, rarefactions, audible frequencies, loudness, pitch
 Magnetism: Magnet, domain, electromagnetic induction, magnetic field lines, permanent magnet, electromagnet
 Electricity (part A): Electric current, potential difference, e.m.f., resistance, ammeter, voltmeter, electrostatic charge, electric field, conductor, insulator
 Electricity (part B): Electric current, potential difference, e.m.f., resistance, electric power, circuit breaker
 Electric circuits: Circuit diagrams, series and parallel circuits, potential difference, combined resistance, thermistors and lightdependent resistors, relay
 Electromagnetic effects: Electromagnetic induction, generator, transformer, magnetic field, left hand rule, right hand rule
 Radioactivity: Radioisotopes, alpha particles, beta particles and gamma rays, radioactive decay, halflife

Study methods
 Taking notes
 Planning study
 Read, recall and revise
 Increasing reading speed
 Finding information on a page