This is a complete lesson covering section 5.1.2 b, c, d and e of module 5 the OCR A level chemistry course- calculating Kc. It remind students what Kc and how to calculate it when given the data. It then covers deriving the units for Kc and the two types of equilibria (homogeneous and heterogeneous). The lesson closes with how to calulate Kc directly from experimental results including the use of titrations to establish concentration. The lesson includes a starter, full notes, worked examples, lots of student practice and a differentiated summary at the end All answers provided

This is the third lesson in a set of three covering the structure and function of the KIdney. This lesson specifically focuses on specification point 5.1.2 d- the role of the kidney is osmoregulation. It covers the kidney as an excretory organ as well as the role of ADH in controlling the water balance. It reinforces prior learning regarding negative feedback systems . It also includes how the pituitary gland and hypothalamus are involved. The lesson includes a starter, full notes, a variety of student led activities, and a differentiated summary at the end. All answers included

This is the second of three lessons covering the structure and function of the mammalian kidney. It covers section 5.1.2 ci, ii and iii of the OCR Biology specification. It covers the ultrafiltration of blood in the bowman’s capsule, reabsorbtion in the PCT, the role of the loop of Henle and the reabsorbtion of water from the collecting duct. The lesson includes a starter, full notes, a variety of student led activities and a fully differentiated summary at the end. All answers included

This is the first of three lessons covering section 5.1.2 of the OCR A level Biology specification. This particular lesson focuses on section Ci, ii and iii which covers the structure and histology of the kidney as well as the function of each of the parts of the nephron. The lesson includes instructions for a kidney dissection which can be used for PAG 01 and 02 or links to a video as an alternative. The lesson includes full notes, a starter, various student activities, and a fully differentiated summary at the end. All answers included

A complete lesson covering section 5.1.1 j and k of the OCR A level Chemistry specification- rates, activation energy and the Arrhenius equation. It also covers the content required for PAG 10.3 including a method and a sample results table. Although designed for OCR would suit any a level chemistry course. The lesson introduces the Arrhenius equation, what it is for and how to use it including in its logarithmic form. The includes worked examples and student led activities. This can either be delivered using theoretical examples or by collecting practical results. The lesson includes a starter, full notes, various student activities and a differentiated summary at the end. All answers included.

A full lesson covering section 6.6.1 c, d and e of the OCR A level physics specification- capacitors in series and parallel circuits. It covers how t calculate total capacitance in both types of circuits as well as an explanation of why each occurs. The lesson closes with lots of worked examples for students to practise using both sets of equations. The lesson includes a starter, full notes, lots of student activities and a fully differentiated summary at the end. All answers included

A complete lesson covering section 5.1.1 d of the OCR Biology specification- thermoregulation. This includes both endotherms and ectotherms and the differences between them. Lots of different species as examples. It covers both behavioural and physiological adaptations and the role of the thermoregulatory centre in ectotherms. The lesson includes a starter, full notes, a variety of student activities and a fully differentiated summary at the end All answers included

A full lesson covering section 5.1.1 a-c of the OCR Biology specification- Homeostasis. The lesson covers the need for communication systems as well as the methods by which cells can communicate with other cells including the example of the dogs vomit fungus. It also introduces the principles of homeostasis including negative and positive feedback as well as the internal conditions that need to maintained. The lesson includes a starter, full notes, a variety of student activities, and a fully differentiated summary at the end. All answers included

A full lesson covering section 4.2.2 F of of the OCR Biology Specification- adaptations. It covers physiological, behavioural and structural adapations in both animals and plants. It also covers the example of convergent evolution displayed by moles and marsupial moles. The lesson includes a starter, full notes, various student activities and a fully differentiated summary at the end. All answers included

A full lesson covering section 5.1.1 i of the OCR a level chemistry specification- the rate determining step. It covers how to analyse results to calculate the order of reactants and how to use this to work our reaction mechanisms. There are worked examples allowing for a ‘I do- we do-you do’ style of delivery. The lesson includes a starter, full notes, worked examples, student activities and a differentiated summary at the end All answers included

A full lesson covering specification point 5.1.1 d, e and f- rate concentration graphs. it includes how to collect the data, the use of a colorimeter and the difference between zero and first order reactants. It covers calculating the rate from gradients as well as working out half lives. I also shows how to calculate k using a tangent or the half life. The lesson includes a starter, full notes, various student activities and a fully differentiated summary at the end. All answers included

This is the first lesson in OCR A level chemistry specification section 6.1.1- Rates of reaction. It covers outcomes a-c including the definitions of key terms, the rate equation, the rate constant and orders of reaction. It also covers calculating k, obtaining its units and analysing results to deduce orders. The lesson includes a starter, full notes, a variety of student activities and a fully differentiated summary at the end. All answers included

A full lesson covering section 5.1.1.g and h of the OCR Chemistry specification as well as PAG 10.1- the use of rate and concentration graphs especially in clock reactions. It covers what a rate coneration graph is and how they can be used to work out both the order of reactant and the value of k for reactions. It introduces clock reactions and the method and analysis for PAG 10.1 The lesson includes a starter, full notes, student activities and a differentiated summary at the end. All answers included

A full lesson covering section 6.1.1 A and B of the OCR A level Physics specification- introduction to capacitors. It covers what capacitors are, what capacitance is and how it can be calculated. It also describes how capacitors are charged and discharged. The lesson includes a starter revising content from AS, full notes, a variety of student led activities and a fully differentiated summary at the end. All answers provided

This is a complete lesson covering section 4.2.2 f of the OCR A level Biology specification- variation as statistical analysis. It covers the meaning of variation, the different types of variation and its causes. The lesson finishes by explaining how to calculate Spearman rank correlation and providing both a worked example and an opportunity for students to attempt their own. The lesson includes a starter, full notes, student activities and a differentiated summary at the end, All answers provided

A double lesson covering module 4 sections 4.2. 2 e, h and i of the OCR A level BIology specification- the evidence for and process of natural selection. The lesson covers Darwin’s journey on the Beagle and the evidence that he collected as well as the observations that he made. It also discusses the conclusions he was able to draw from those observations. It then looks at natural selection as a means for evolution as well as modern issues with evolution including pesticide resistance and MRSA. It closes by introducing the red queen hypothesis and its meaning for evolution. The lesson includes a starter, full notes, a variety of student led activities and a differentiated summary at the end. All answers provided

A complete lesson covering section 4.2.2 ci of the OCR biology specification. It covers the features that are used to classify each of the five Kingdoms in Linnean classification. The lesson covers how and why classification has changed from originally having only 2 kingdoms. It includes the developments made following the use of microscopes to look at single celled organisms. The lesson includes a starter, full notes, various student activities and a differentiated summary All answers included.