The power point presentation contains five types of separation techniques need to be studied for IGCSE/GCSE chemistry. It is illustrated with labelled diagrams and key word descriptions.

A summarised lesson note for identification of anions.

This summary note contains necessary information students need to know about giant ionic lattice structures when preparing for GCSE and IGCSE Chemistry.

The lesson note includes details on niche, abiotic and biotic factors and their effects in the ecosystem, random and systematic sampling techniques, percentage abundance, methods of measuring abiotic factors, primary and secondary ecological succession and climax community.

This covers the topic photosynthesis comes under unit 4 biology in IAL and GCE AL. It includes notes on ATP, abiotic and biotic factors, chloroplast, light dependent photosynthesis, calvin cycle and starch.

The detailed note covers the sub topics, virus and bacterial structure, reproduction of bacteria, viral and bacterial life cycle, pathogenic nature of bacteria, transmission of pathogens, barriers for pathogens to enter, inflammation, specific immune response, antibodies, APCs, B cells, T cells, T killer cells, Hospital acquired infections, immunity, HIV and Tuberculosis.

The lesson note includes necessary notes on genome, proteome, allele, allele frequency, genetic diversity, gene pool, mutations, gene families, species, hybrid species, pre zygotic reproductive barriers, post zygotic reproductive barriers, geographical isolation and DNA profiling/DNA typing.

The complete note on energy transfer in the ecosystem includes GPP, NPP, factors affecting NPP and efficiency of energy transfer in community.

It includes a note on protein synthesis comes under forensics in IAL and GCE AL unit 4 biology. This covers a detailed description on amino acid, transcription, tRNA, genetic code, translation and post transcriptional modification.

The lesson note includes details on parts of digestive system, villus and its function, food tests, dietary fibers, measuring energy content in food, teeth and obesity.

The lesson note includes details on molecules, water, carbohydrates, proteins, lipids, DNA, RNA, Enzymes, Lipoproteins and Phospholipids.

The lesson note includes details on circulatory system in mammals, single and double circulation, cardiac cycles, blood vessels, blood clotting atherosclerosis, risk factors for CVDs and treatment of CVDs.

It includes revision notes on ozone chemistry, green house effect, natural and anthropogenic climate change, carbon footprint, reduction of carbon foot print, carbon neutrality, sustainability and more greener chemistry.

The work sheet gives two questions related to types of waves come under topic waves in IGCSE/GCSE Physics.

This revision note covers all possible questions and answers for IGCSE chemistry specification. It can be used by both students and teachers. This is designed to answer for both C1 and C2 IGCSE chemistry papers.

This is a lab note for the investigation of antimicrobial properties of garlic extract. It covers the complete method as well as all necessary information needed in discussion.

This lesson note includes detailed descriptions of topics come under kinetics of reaction. Those are rate of reaction, activation energy, tracking the progress of the reaction by various methods, effect of pressure, temperature, concentration, surface area and catalysts on the rate of reaction.

This power point presentation explains you how to use the equations of concentrations to work with chemical calculations. Step by step method can guide you to learn it simply.

This work sheet includes basic calculations done using concentration for liquids.

This study materials include necessary details and revision for magnetism and electromagnetism comes under IGCSE physics. It covers the topics, magnetic materials, non magnetic materials, magnetically hard materials, magnetically soft materials, magnetic field around a bar magnet, current carrying wires and coils, solenoid, electric bell, circuit breaker and relay switch.