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Nov 28, 2022

Edexcel June 2021 IGCSE 4MA1/1F

Edexcel June 2021 IGCSE, 4MA1/1F, Past Papers, Mark Scheme, step by step solutions, answers

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Nov 28, 2022

Edexcel GCSE Mathematics November 2021 Paper 1MA1/3H (video lessons, questions, step-by-step solutions)

Questions, Solutions and Video Walkthroughs for Edexcel Mathematics November 2021 1MA1/3H, non-calculator paper 1, for GCSE maths, questions and step by step solutions and explanations.

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Nov 28, 2022

Edexcel GCSE Mathematics November 2021 Paper 1MA1/1H (video lessons, questions, step-by-step solutions)

Questions, Solutions and Video Walkthroughs for Edexcel Mathematics November 2021 1MA1/1H, non-calculator paper 1, for GCSE maths, questions and step by step solutions and explanations.

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Nov 26, 2022

Repeating Decimals (examples, solutions, videos)

What is a repeating decimal, how to write repeating decimals, what is the difference between a repeating decimal and a terminating decimal, how do repeating decimals happen, fractions and repeating decimals

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Nov 25, 2022

Complement Set Worksheets (answers, interactive, online)

Free Worksheets with solutions to test your knowledge on universal sets, complement of a set, number of subsets, formula to find the number of subsets and proper subsets, interactive, online

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Nov 23, 2022

Subset Worksheets (answers, interactive, online)

Free Worksheets with solutions to test your knowledge on subsets and proper subsets, formula to find the number of subsets and proper subsets, interactive, online

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Nov 20, 2022

Elements: Sets Worksheets (answers, interactive, online)

Free Worksheets with solutions to test your knowledge on elements in a set, number of elements in a set, interactive, online

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Nov 18, 2022

Set Notation Worksheets (answers, interactive, online)

Free Worksheets with solutions to test your knowledge on set notations, intersection, union, subsets, finite, infinite and empty sets, interactive, online

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Nov 17, 2022

Errors in Experiments (examples, solutions, videos, notes)

Variables in a experiment: independent, dependent, controls, types of errors: random errors, uncertainty, parallax error, systematic error, zero error, GCSE / IGCSE Physics, notes

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Nov 15, 2022

Sets Worksheets (answers, interactive, online)

Free Worksheets with solutions to test your knowledge on finite, infinite and empty sets, interactive, online

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Nov 11, 2022

Properties of Water Experiment (examples, solutions, videos, notes)

Investigate the properties of water by determining the specific heat capacity of water and obtaining a temperature-time graph for melting ice, specific latent heat, GCSE / IGCSE Physics, notes

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Nov 11, 2022

Water Purification: Required Chemistry Practical (videos, results)

analyse a water sample, purify a water sample by distillation, How to test water for sodium and chloride ions before and after distilling, gcse chemistry

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Nov 10, 2022

Reflection and Refraction Practicals (examples, solutions, videos, notes)

Describe how to investigate the reflection of light by different types of surface and the refraction of light by different substances, How to compare reflection and refraction by two different materials, perspex and glass, How to measure the angles of incidence and refraction to calculate refractive index, and how to find the critical angle for Total Internal Reflection, GCSE / IGCSE Physics, notes

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Nov 10, 2022

Leslie Cube Experiment (examples, practicals, results)

Investigating the amount of infrared radiation radiated from different surfaces using a Leslie cube, shiny black, matt black, shiny silver and matt white, infrared absorption, GCSE / IGCSE Physics, required practicals

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Nov 08, 2022

Physics Required Practicals (videos, solutions)

Chemistry Experiments, Required Practicals, Making Salts, Paper Chromatography, Rates of Reaction

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Nov 08, 2022

Measure Waves Experiment (examples, practicals, results)

Observing the properties of waves in liquids and solids, Observing water waves in a ripple tank, Observing waves in a solid, measure wave speed, Wave speed = frequency x wavelength, GCSE / IGCSE Physics, required practicals

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Nov 05, 2022

Newton's Second Law Experiment (examples, practicals, results)

How are force, mass and acceleration related, Newton's second law, F = ma, measure with constant mass, measure with constant force, GCSE / IGCSE Physics, required practicals

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Nov 05, 2022

Hooke's Law Experiment (examples, practicals, results)

Investigate the relationship between force and extension of a spring, Hooke's Law, force = spring constant x extension, F = kx, Elastic potential energy = 0.5 x spring constant x (extension)2, GCSE / IGCSE Physics, required practicals

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Nov 05, 2022

Density Experiment (examples, practicals, results)

Investigating density of regularly and irregularly shaped solids and liquids, determine the density of a regularly shaped object, find the density of an irregularly shaped object, find the density of a liquid, GCSE / IGCSE Physics, required practicals

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Nov 04, 2022

I-V Characteristics Experiment (examples, practicals, results)

Investigating the I-V characteristics of circuit components: resistor, filament, diode, ohm's law, What happens to the current through a component when the potential difference across it changes, GCSE / IGCSE Physics, required practicals

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Nov 04, 2022

Resistance Series Parallel (examples, practicals, results)

How does the arrangement of resistors in series and in parallel affect resistance, How to measure the total resistance of resistors in series and parallel, GCSE / IGCSE Physics, required practicals

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Nov 04, 2022

Thermal Insulation: Required Physics Practical (videos, results)

Investigate the effectiveness of different materials as thermal insulators and the factors that may affect the thermal insulation properties of a material, How thickness of material affects the thermal insulation, gcse physics

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Nov 03, 2022

Neutralisation Experiment: Required Chemistry Practical (videos, results)

Io investigate the change in pH when adding powdered calcium hydroxide to a fixed volume of dilute hydrochloric acid, neutralisation, gcse chemistry

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Nov 03, 2022

Combustion of Alcohols: Required Chemistry Practical (videos, results)

Investigate the temperature rise produced in a known mass of water by the combustion of the alcohols ethanol, propanol, butanol and pentanol, carry out and analyse results on the combustion of alcohol and how to work out the temperature rise per gram, gcse chemistry

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Nov 02, 2022

Identifying Ions: Required Chemistry Practical (videos, results)

Use of chemical tests to identify the ions in unknown single ionic compounds, flame tests, carbonate test, sulfate test, halogen test, gcse chemistry

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Nov 01, 2022

Titration: Required Chemistry Practical (videos, results)

Determination of the reacting volumes of solutions of a strong acid and a strong alkali by titration, How to accurately calculate the concentration of an acid using titration, gcse chemistry

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Nov 01, 2022

Electrolysis: Required Chemistry Practical (videos, results)

Investigate what happens when different aqueous solutions are electrolysed using inert electrodes, copper chloride, sodium chloride, sodium sulphate, gcse chemistry

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Oct 31, 2022

Temperature Changes: Required Chemistry Practical (videos, results)

Investigate the variables that affect temperature change in chemical reactions eg acid plus alkali, react sodium hydroxide solution with hydrochloric acid, gcse chemistry

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Oct 31, 2022

Rates of Reaction: Required Chemistry Practical (videos, results)

Investigate the effects of changing the conditions of a reaction on the rates of chemical reactions by observing a colour change (in the reaction between sodium thiosulfate and hydrochloric acid) and by measuring the production of a gas (in the reaction between hydrochloric acid and marble chips), gcse chemistry

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Oct 31, 2022

Paper Chromatography: Required Chemistry Practical (videos, results)

Investigate how paper chromatography can be used to separate and tell the difference between coloured substances, calculate the Rf values, gcse chemistry

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Oct 31, 2022

Making Salts: Required Chemistry Practical (videos, results)

Investigate the preparation of pure, dry hydrated copper sulfate crystals starting from copper oxide including the use of a water bath, Preparation of a pure, dry sample of a soluble salt from an insoluble oxide or carbonate using a Bunsen burner to heat dilute acid and a water bath or electric heater to evaporate the solution, gcse chemistry

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Oct 30, 2022

Kidney Dissection Experiment (videos, results)

By examining and dissecting a kidney, students can gain a greater understanding of the structure of the organ, the texture of the components and the way it connects and works within the body, gcse biology

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Oct 30, 2022

Eye Dissection Experiment (videos, results)

dissect an eye to practically investigate the general structure of the eye, gcse biology

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Oct 30, 2022

Biology Required Practicals (videos, solutions)

Biology Experiments, Required Practicals, Microscopy, Osmosis, Quadrat Sampling, Photosynthesis, Plant Responses, Culturing Microorganisms, Food Tests, pH & Enzyme Activity, Reaction Time: Ruler Drop Test, Decay of Milk

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Oct 30, 2022

Heart Dissection Experiment (videos, results)

dissect a heart to practically investigate the general structure of the heart, gcse biology

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Oct 30, 2022

Lung Dissection Experiment (videos, results)

Examine and dissect a pair of lungs, gain a greater understanding of the structure of the organ, the texture and the way it connects and works in relationship to the heart, gcse biology

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Oct 30, 2022

Photosynthesis Experiments (videos, results)

Investigate the conditions necessary for photosynthesis: Carbon Dioxide, Light and Chlorophyll, gcse biology

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Oct 29, 2022

Energy Content Of Food Practical (videos, results)

Investigate how much energy different foods contain, How to use the equation E = mct in order to calculate the energy stored, gcse biology

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Oct 29, 2022

Respiration Rates Practical (videos, results)

Investigate the rate of respiration in living organisms, Use of a simple respirometer to measure the effect of temperature on the oxygen consumption of some small organisms, gcse biology

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Oct 28, 2022

Plant Responses: GCSE Biology Required Practical (videos, results)

Investigate the effect of light or gravity on the growth of germinating seeds, Record results as both length measurements and as careful, labelled biological drawings to show the effects, gcse biology

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