A complete lesson, with associated resources, covering points 4.1.3 j,k and i of the OCR A level Chemistry specification- Polymers from Alkenes and disposing of waste Polymers. It covers addition polymerisation, the discovery and properties of poly(ethene), producing equations for polymerisation, methods of disposing of polymers and their environmental impacts. Also icnldues a video about the first heat resistant polymer produced-bakelite. The lesson includes a starter, full notes, various independent student activities and a differentiated summary activity at the end. All answers provided

A full lesson covering section 4.1.2 e, g and h of the OCR A chemistry specification- the reactivity of and reactions of alkanes. It covers why alkanes are relatively unreactive then the various stages in the reactions of alkanes with halogens. 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 4.1.2 c the physical properties of Alkanes. This covers the trend in boiling point, the effect of branched chains on boiling point and a recap on the process of fractional distillation Includes a starter, full notes, various student activities and a differentiated summary activity at the end. All answers included

A full lesson covering points 4.1.3 g, h and i of the OCR A level chemistry specification- reaction mechanisms of alkenes. It covers the reaction mechanisms electrophillic addition of halogens and hydrogen halides, the markownikoff law and prediction of the major product of alkene reactions. The lesson includes a starter, full detailed notes, lots of student activities especially practicing reaction mechanisms using exam style questions and a differentiated summary at the end. Full answers included

A full lesson covering section 4.1.1d of the OCR A level Biology specification- primary defenses against disease. It covers skin structure, blood clotting, mucous membranes, inflammation and coughing and sneezing. The lesson includes a starter, full notes, various student activities, and a differentiated summary activity at the end. All answers provided

A full lesson covering section 3.1.3f of the OCR Biology specification- Translocation. It includes details of how assimilates are transported in the phloem including active loading, the role of hydrogen ions, how fluid is transfered by mass flow powered by hydrostatic pressure as well as the evidence for translocation and the difference between sinks and sources. It also encourages students to make comparisons between the mechanisms for translocation and transpiration The PowerPoint includes a starter, full notes with diagrams, a variety of student activities and a fully differentiated summary at the end. All answers are included Updated 08/01/21

A complete lesson covering section 4.2.1 c and d of the OCR A level Biology specification- how to calculate and interpret the Simpson’s index of biodiversity. It introduces the index, provides worked examples and an opportunity for students to complete a full calculation. It also introduces the second part of PAG3.1 so students can calculate their own values of biodiversity based on the previous lessons practical work. The lesson includes a starter, full notes, various independent student activities and a differentiated summary at the end. All answers provided.

A full lesson covering section 4.2.1g of the OCR A level biology specification- the reasons for protecting biodiversity. It covers the economic, aesthetic and ecological reasons for protecting biodiversity. This includes key stone species and the importance of preserving genetic diversity. 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

This is a complete lesson covering sections 6.3.3 a and b of the OCR A level Physics specification- electromagnetism. It covers how to calculate magnetic flux from the flux density and area and how then to apply this to generation of an e.m.f… The lesson then goes on to calculate magnetic flux linkage both when the flux is perpendicular to the area of the loop and when they are at another angle. The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end. All answers are included. I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets.

A full lesson covering section 4.2.1h the conservation of species both in situ and ex situ. It covers the difference between the two types of conservation as well as an in-depth look at the advantages and disadvantages of both. It covers various examples of both including wildlife parks, zoos, botanic gardens and seed banks. The lesson includes a starter, full notes, lots of student activities and a differentiated summary at the end All answers included

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 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

This is a complete lesson covering sections 5.1.1 bi and ii of the OCR Biology specification- the role of the liver in homeostasis. It goes through the structure and function of the liver including images to demonstrate the histology of the liver. It then looks at the individual roles of the liver including deamination and detoxification. The lesson ends with looking at the effects of alcohol on the liver and considering the various stages of liver failure The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end. All answers are included. I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets.

This is a complete lesson covering sections 5.1.2 d of the OCR Biology specification- synapses. It covers the structure and function of a cholinergic synapse and how the movement of an action potential between neurones is triggered by an influx of calcium ions in the presynaptic membrane. The lesson then goes on to discuss convergent and divergent synapses as well as spatial and temporal summation. The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end All answers are included I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets

This is a complete lesson covering sections 5.1.3 n and o of the OCR A level Chemistry specification- Neutralisation. The lesson opens by considering the use of a pH meter to track a neutralisation reaction. This also includes data for plotting a pH curve. It then moves on to looking at the end point of a titration as well as the equivalence point. It explains the colour change that occurs at the end point and why it happens. The final part of the lesson considers different indicators and how to choose which would be the best to use for each titration. The final activity is an exam question. The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end. All answers are included. I actively try to reduce photocopying, so most of the lesson resources are within the PowerPoint rather than as extra sheets.

A full lesson covering section 3.1.3d the transport of water through plants including the apoplast, symplast and vacuolar pathways and the transpiration stream. It also covers the casparian strip and the role of water potential in loading water into the xylem The lesson contains a starter, full notes, a variety of student activities including revision of previous content and a differentiated summary activity All answers included

A complete lesson covering section 4.1.2e of the OCR A level specification- the burning of alkanes. It covers both complete and incomplete combustion and the problems associated with carbon monoxide. Offer lost of opportunity to practice balancing equations as well as recall of the reacting masses equations from module 2 Includes a starter, full notes, a variety of student activities and a differentiated summary at the end Some slides have notes to support delivery All answers included

A complete lesson covering section 4.2.2 a-d of the OCR A level chemistry specification- the hydrolysis of haloalkanes. It covers the reactions with water and hydroxide, the definition and use of the term nucleophile, the reaction mechanism for the reaction with primary haloalkanes, and an explanation of the trend in the rates of hydrolysis. It also includes a method (with tech details and safety) for testing the rate of reaction. This includes some follow up questions to the practical as well as sample results should it not be possible to complete the practical. The practical can be used towards PAG 7. The lesson includes a starter, full detailed notes, a variety of independent student tasks and a fully differentiated summary at the end. All lessons included.

A complete lesson covering section 4.2.4 f and g of the OCR Chemistry specification- mass spectroscopy. It shows how the molecular ion is formed and how the M peak can be used to determine molecular mass. It also covers fragmentation and the uses of fragments to help identify compounds. It also discusses the M+1 peak and its implications, including a formula to discover the number of carbons. The lesson closes with some practice using mass spectra, The lesson includes a starter, full notes, a variety of student activities and a fully differentiated summary at the end, All answers included