A classroom lesson bundle consisting of 55 slides and 9 worksheets with over 100 questions includes chapters related to analysing electric fields and charge flow, the usage of a Van der Graaf generator, analysing the relationship between electric current and potential difference using Ohm's Law, material resistance calculation using material resistivity, length and cross sectional area, extensive analysis of potential difference, current and resistance in series, parallel and combined circuits, analysing electromotive force and internal resistance of dry cells in various arrangement (dry cell in series and parallel arrangements), analysing electrical energy and electrical power calculations and equations, fundamental calculation of cost of energy consumption using (pence/kWh) rates, and the efficiency calculation of electrical devices. This presentation pack is designed for up to 5-6 consecutive lessons. Suited for students in KS 4.

A classroom bundle consisting of 67 slides and 6 Worksheets with over 80 questions related to waves including characteristics and classifications of longitudinal and transverse waves, understanding the relationship between wavelength, frequency, period and velocity of waves, understanding the occurrence of resonance and damping of waves, understanding the wave phenomenon and factors affecting reflection, refraction and diffraction of various types of waves (water waves, sound waves and light waves), understanding the concept of destructive and constructive interference, the formation of nodal and antinodal lines due to interference from two coherent sources such as dippers (for water waves), speakers (for sound waves) and Young's double slit experiment of monochromatic light (for light waves), the application of echoes in estimation of distance and depth, understanding the electromagnetic spectrum (from radio waves to gamma rays) and their applications in daily life. Content designed for 5-6 consecutive lessons. Suited for students in KS 4.

65 Slides + 7 Worksheets and answers providing a wholesome understanding of carbon compounds consisting of subtopics of : alkanes, reactions of alkanes (combustion and substitution reaction), isomerism (naming and drawing isomers of alkanes, alkenes and alcohols), characteristics of alkenes, alkene reactions (addition reaction, combustion, halogenation, hydration, hydrogenation and polymerisation), bromine water test, alcohols (fermentation, hydration, oxidation, dehydration, combustion), chemical and physical characteristics homogolous series, carboxylic acids (oxidation, acidity, concentration) esters (properties, esterification, naming ester compounds) characteristics of fats and oils hydrogenation of oil to manufacture margarine polymerisation of isoprene to manufacture rubber vulcanisation of rubber Suited for students in Y10 and Y11.

3 Worksheets consisting of 115+ Questions with detailed answers of workings provided, topics related to the worksheets are stoichiometry, mole calculation and conversion, mole conversion to mass, number of particles and volume of gas, the usage of the Avogadro’s constant, relative atomic/molecular/formula mass and molar volume of gas at room temperature and pressure, determination of the empirical formula and molecular formula of a substance, calculating the percentage of composition (percentage of mass of an element) in a compound. 3 Worksheets consisting 40+ questions and answers related to the quantitative study of salts, by constructing chemical equations, calculating mole ratio, moles (mass and volume of salts and products formed), calculating concentration and molarity of aqueous reactants. Questions include the methodology of making salts which includes acid + base reactions, acid + metal reactions, acid + carbonates reactions, double decomposition process Questions also include experimental set ups to determine the empirical formula of a compound by using the oxidation of a metal or displacement of an oxide that can be carried out in the laboratory or alternatively in a classroom (theoretical values provided for the alternative). Most suitable for science students in Year 10, 11 and 12. Also suitable for advanced students in Year 9.