Key notes of topics that can come up in Unit 4 Exams. The powerpoint presentation can be used to present in class for revision or printed as flashcards, making it a useful tool for students just before an exam. Some topics cross over the OCR specification in addition to the Edexcel spec. Some examples and images are provided on slides. This is a good resource if you want to revise a summary of the course content.

This presentation covers the Poisson distribution, The normal distribution, samples and hypothesis testing and Bivariate data. Including approximations and hints and tips. The resource is also extremely useful just before exams if printed out as flash cards to induce mathematical thinking before students enter an exam

This power point presentation can be used as effective flashcards for students studying A level Chemistry. It is an excellent resource as in introductory lesson to green chemistry.

set of notes that identify area's of study in Entropy and Solubilty. Notes are made from the Edexcel Chemistry specification.

An explanation of the cause of malaria, Tuberculosis and HIV/AIDs. This short paper is based on the biological molecules, food and health module of the OCR specification. the resource includes some statistics and images that may help students identify parasites and recall numerical values during the exam. It is mostly recommended to download the paper to give to students so that they can highlight key points of details that they may forget.

these notes cover revision for Atomic Structure, Atomic Orbitals, Valence Shell Electrons, Atomic Properties, Atomic Radius and Electronegativity. It is a great set of notes to get students to think more in depth, and pointing out any problems or questions students may have.