Use this for all your new classes. Use it over and over again during the first week of the new school year. Use it again next year. Use it no matter what subject you teach. This complete lesson will give you and the class you have never met before a positive, fun and very useful first lesson together.

Too many of my students were making mistakes with significant figures and writing answer to the wrong number of sig figs. This skill is more important under the 9-1 spec so I wrote this worksheet with answers to help fix this problem. Happy Teaching Barclayfox

A complete KS4 (GCSE) Chemistry lesson from barclayfox. It contains: * Picture puzzle (starter). * Title and lesson objectives (see below). * Scientific literacy/SPaG. * Gap fills. * Questions with answers /activities with answers * Theory slides (minimal - not ‘death by powerpoint’) * Video links (2 off). * Homework. * Kinaesthetic activity. * Demo - effect of surface area. * Practical experiment in groups - temperature (with scaffolding text and results table blanks). 2 optional methods. * Questioning - with all answers. * A unique worksheet with answers - for more able learners / groups. * Student self assessment versus objectives activity. * Equipment list - to give to your technicians (.doc file). Lesson objectives: * Understand 4 things that effect the rate of a reaction. * Be able to explain collision theory. * Explain how temperature etc affect the rate of reaction. * Safely do a successful practical - to investigate how rate of reaction changes with temperature. I hope you will purchase this excellent lesson and please leave positive feedback. Please note: when searching for resources please type barclayfox into the search box/engine and it will show you all my resources. This lesson is part of a series, and you may wish to buy others from the series: 1. Exothermic and endothermic (temperature change) reactions. 2. Rates of reaction (surface area, concentration and temperature) 3. Rates of reaction - catalysts and surface area. Thank you for your time and happy teaching ! Yours, Barclayfox.

A complete and ready to use KS4 Lesson Lesson objectives: * Explain “exothermic” as heat energy being given out. * Explain “endothermic” as heat energy being taken in. * Explain how both exothermic and endothermic are caused by breaking bonds and making bonds. * Explain energy change graphs. * Successfully carry out a safe practical and identify whether the reaction is exothermic or endothermic Please note: when searching for resources please type barclayfox into the search box/engine and it will show you all my resources. This lesson is part of a series, and you may wish to buy others: 1. Exothermic and endothermic (temperature change) reactions. 2. Rates of reaction (surface area, concentration and temperature) 3. Rates of reaction - catalysts and surface area. Thank you for your time, and happy teaching! Yours, Barclayfox.

Complete / full lesson / ready to go. KS4 Dealing with catalysts and surface area (rates of reaction) and also state symbols. It contains: Notes to help the teacher. Test based on previous lesson (rates of reaction, surface area and temperature) Title and lesson objectives (see below). Picture puzzle. Self assessment of starting position. Questions with answers. Simple kinaesthetic activity - to aid recall Theory Homework Practical / class experiment in groups – with scaffolding instructions, diagram, results table blank, and equipment (kit) list for your technicians. Assessment activity / plenary quiz. Student self assessment versus objectives activity. All answers are provided. Equipment list - to give to your technicians (excel file). Objectives: A. Know how to use the “state symbols” : (s) = solid (l) = liquid (g) = gas (aq) = a solution in water. B. Describe the effect of the following on the rate of reaction: Surface area and Catalysts. Also it teaches state symbols. I hope you will purchase this excellent lesson and please leave positive feedback. Please note: when searching for resources please type barclayfox into the search box/engine and it will show you all my resources. This lesson is part of a series, and you may wish to buy others from the series: 1. Exothermic and endothermic (temperature change) reactions. 2. Rates of reaction (surface area, concentration and temperature) 3. Rates of reaction - catalysts and surface area. Thank you for your time. Yours faithfully, Barclayfox.

A complete and ‘ready to deliver’ KS3 lesson. Lesson title: Lungs, gas exchange and alveoli Lesson objectives: Describe the structure of the gas exchange system. Describe how parts of the gas exchange system are adapted to their function. This is a complete lesson from start to end, you do NOT need to spend hours carefully planning and resourcing this lesson – I have already spent those hours preparing this lesson for you. There is nothing to do but give it a quick read through and familiarise yourself with it, and if necessary, take some simple decisions the lesson guides you to make before delivering it. You may also wish to remove a few slides to reduce its length if required for your particular group of learners. The lesson contains: * Need list – telling you what to photocopy or what kit to order etc (if required). * Notes to help the teacher * Title & lesson objectives (as above). * Starter task where students self-assess themselves against each objective * Scientific literacy activity * Questions – all answers are provided. * Video clip. * Paired work activities with answers. * Theory slides (minimal – interspaced with thinking activities - not ‘death by powerpoint’) * Gap fill activities – answers are provided * Plenary formative/summative assessment activity / quiz * Student self-assessment versus objectives activity – so learners can judge for themselves how much they have learnt As teachers we all work ridiculously long hours each week. Give yourself a break, spend some life with your wife / husband / children / friends / family by purchasing more lessons created by ‘Barclayfox’ once they appear on TES. Thank you for your time ! Yours, Barclayfox. About this lesson. This lesson is one of a set of 4, these are titled: L1 Cells, tissues and organs. (which is L1 - i.e. Lesson 1) L2 Lungs, gas exchange and alveoli. L3 Breathing (inhale and exhale). L4 Skeleton, joints and muscles. You may find it useful to buy all the lessons in the set as they are linked together - for example a homework maybe given in one lesson and then tested in another. Search words: Lungs, gas exchange, alveoli, alveolus, oxygen, carbon dioxide, bronchi, trachea, lungs, gas exchange, air sacs, breathing, respiration, lungs and breathing, gas, exchange, pulmonary, blood, oxygenation, lungs, breathing.

Isotopes - a complete KS4 / GCSE lesson Lesson objectives: * Understand atomic structure. * Know what isotopes, mass number, and atomic number are. * Describe nuclei of different atoms using mass number and atomic number in the form: X superscript m subscript p. * Use atomic number and mass number to calculate the number of protons, electrons and neutrons in an atom. * Draw the structures of specific atoms. The lesson contains: * Notes to help the teacher. * Help sheet (can be given to all students, or to only those who the plenary shows found the lesson difficult, or to students who missed the lesson). * Homework sheet with answers (you choose whether your learners need to do it). * Starter - picture puzzle. * Simple task where students self-assess themselves against each objective * Big question to get students thinking. * Scientific literacy. * Revision game - played in small teams - all answers are provided. * Questions – all answers are provided. * Gap fill activities - various, with answers. * Theory slides (carefully sculpted and interactive to avoid ‘death by powerpoint’) * Video clip link (carefully selected – saves you time searching the internet). * Plenary assessment quiz. * Student self-assessment versus objectives activity. Waste no more of your precious time searching, buy now! This lesson is part of a series, whilst they all work very well as standalone individual lessons you may wish to buy others from the series: 0. Bundle – contains all lessons (if available not all series are bundled) 1. History of the atom and the discovery of the nucleus. 2. Isotopes and Mass number and Atomic number. 3. Alpha, Beta and Gamma – ionising radiation. 4. Changes in the nucleus – decay equations 5. Activity and half life 6 to 14 Please see this power point for the rest of the list. Thank you, and happy teaching! Yours, Barclayfox.

A complete and ready to deliver lesson GCSE/KS4 lesson on survival and classification. This is a complete lesson from start to end, you do NOT need to spend hours carefully planning and resourcing this lesson – I have done this for you. :-) There is nothing to do but give it a quick look through and familiarise yourself with it. Lesson objectives / students learn: * about factors that affect survival in some organisms * how organisms are grouped (classified) into 5 kingdoms * to describe some subgroups of the animal kingdom. * to explain the main characteristics of the 5 kingdoms. * key scientific terminology. Student activities included in the lesson: - differentiated worksheet - card sort (grouping/classifying) - gap fill - matching - think, pair, share activities - questions to answer - quiz - video link All answers are provided to make the lesson easy to use (as are notes to help the teacher). As teachers we all work ridiculously long hours each week. Give yourself a break, spend some life with your wife / husband / children / friends / family by purchasing more lessons created by ‘Barclayfox’ on TES. Please note: when searching for resources please type barclayfox into the search box/engine and it will show you all my resources. I hope you will purchase this excellent lesson and please leave positive feedback. Thank you for your time. Yours, Barclayfox.

A complete / full / ready to go AS/A level Physics lesson. It contains: Notes to help the teacher. Title and lesson objectives (see below). SI fundamental units activity. Questions with answers. Many numerical Questions with FULLY WORKED OUT answers. Definitions… Theory slides Homework (simple research) Video link (very cool) Assessment activity / plenary quiz Student self assessment versus objectives activity. Lesson objectives: * Explain what electric current is. * Define current, Amp and the Coulomb. * Understand and use the equation for charge. It also covers 7 Fundamental SI units. Please buy this lesson and leave positive feedback. Thank you for your time Barclayfox.

A complete ’ AS / A level Physics lesson on “Physical quantities and units”. Lesson objectives: * Explain that some physical quantities consist of a numerical magnitude and a unit. * Correctly use important units. * Derive units e.g. units of Force, Energy etc Activities this lesson contains: Notes to help the teacher. Starter task - picture puzzle. Literacy / SPaG Questions (with answers) Boggle game Gap fill Quiz questions with answers. Etc All answers are provided to make things easy for you. As science teachers we all work ridiculously long hours each week. Give yourself a break, spend some life with your wife / husband / children / friends / family by purchasing more lessons created by ‘Barclayfox’ once they appear on TES. Please note: when searching for resources please type barclayfox into the search box/engine and it will show you all my resources. I hope you will purchase this excellent lesson and please leave positive feedback. This lesson is part of a series, and you may wish to buy others from the series: 1. Physical quantities and units. 2. Prefixes and making estimates. 3. Scalar and vector quantities, resultants and resolving. 4. More on vectors – resultants and resolving. 5. Definitions in kinematics. 6. DT & VT graphs of motion. 7. Constant acceleration (SUVAT) equations. 8. Free fall. 9. Measurement of g. Thank you for your time. Yours, Barclayfox.

A complete, and ready to deliver, high quality KS4 / GCSE lesson from Barclayfox, no work required! Can be used by the teacher or for home learning - the Powerpoint easily navigates you thro’ the lesson even if you have not had time to review it before the lesson! Lesson objectives: - Understand what “nuclei” and “radioactivity” and “decay”etc mean. - Explain and understand “half life”. - Use radioactive decay graphs to find half life. - Use maths / numbers to find half life. The lesson contains: Animation (unique). Differentiated activity sheets (HA and MA/LA). Activity sheet answers. Notes to help the teacher. Starter task where students self-assess themselves against each objective. Scientific literacy activities. Homework (capable groups could do this in class). Questions (lots and lots) – all answers are provided. Paired work activities with answers. Gap fills Theory slides (minimal and carefully sculpted – not ‘death by powerpoint’) Video clip links x 2 (carefully selected – this alone can easily save you 20+ minutes). Student self-assessment versus objectives activity – so learners can judge for themselves how much they have learnt BONUS materials: A ppt for students to go on your VLE / shared area. A short version of the master lesson. Don’t waste any more time searching, you’ve found an excellent lesson - buy it now! Thank you for your time, happy teaching. Yours, Barclayfox.

A complete and ‘ready to deliver’ lesson on Genes, alleles (dominant and recessive) and inheritance and punnett squares. In other words, how we are made. This is a complete lesson from start to end, you do NOT need to spend hours carefully planning and resourcing this lesson – I have done this for you. :-) There is nothing to do but give it a quick look through and familiarise yourself with it. Lesson objectives: * Describe the difference between dominant and recessive alleles. * Understand how characteristics are inherited. * Learn how to use and then use punnett squares. Activities this lesson contains: Notes to help the teacher. Starter task - tongue types. Literacy. Gap fill. Questions (with answers). Up and about activities. Quiz questions with answers. Think, pair, share. Punnett squares activity. Etc All answers are provided to make things easy for you. As teachers we all work ridiculously long hours each week. Give yourself a break, spend some life with your wife / husband / children / friends / family by purchasing more lessons created by ‘Barclayfox’ once they appear on TES. Please note: when searching for resources please type barclayfox into the search box/engine and it will show all our resources. I hope you will purchase this excellent lesson and please leave positive feedback to keep us working for you creating lessons. This lesson is part of a series, and you may wish to buy others from the series: 0. Bundle – contains all lessons. NOTE: not all series are bundled. 1. Genes and genetics – how we are made 2. Inherited (genetic) diseases 3. Cells, DNA, Chromosomes and Selective breeding 4. Genetic engineering 5. Cloning 6. Biotechnology – bread, beer, cheese and wine. 7. Enzymes and biological detergent. Thank you for your time. Yours, Barclayfox.

A complete and ready to deliver KS3 lesson. Lesson objectives: * Explain that radioactive elements are unstable and emit alpha or beta particles when they change into other elements. * Explain what happens to the nucleus during alpha decay and beta decay and gamma decay. * Successfully write decay equations / nuclear equations. This carefully crafted lesson is over 40 slides long, and is full of learning activities as below: * Notes to help the teacher. * Starter – activity sheet (built into this powerpoint just print this one slide for each student, or project it) * Starter - simple task where students self-assess themselves against the objectives. * Activity sheet - built into this powerpoint just print this one slide for each student - ore project it. * Gap fill activity - all answers are provided. * Quiz with answers. * Questions – all answers are provided. * Theory slides (carefully sculpted, interspaced with learning activities, not ‘death by powerpoint’). * Physical model build activity - various colours of plasticine are required. * Kinaesthetic activity (as above) – to aid recall. * Play ball * Paired work activities – answers are provided. * Plenary formative/summative assessment quiz / activity. * Student self-assessment versus objectives activity – so learners can judge for themselves how much they have learnt. You’ve found what you need, waste no more of your valuable time! This lesson is part of a series, and you may wish to buy others from the series: 0. Bundle – contains all lessons (if available not all series are bundled) 1. Atoms, radiation and the discovery of the nucleus. 2. Isotopes and Mass number and Atomic number. 3. Alpha, Beta and Gamma – ionising radiation. 4. Changes in the nucleus – decay equations (THIS LESSON) 5. Activity and half life 6. Activity practicals 7. Dangers and precautions 8. Nuclear radiation in medicine (uses in medicine) 9 to 13. Etc etc please search for “Barclayfox” on TES. Happy teaching! Barclayfox.

Half life - complete KS4 lesson Lesson objectives: * Do a physical practical to deepen understanding of half life and decay. * Be able to plot and explain a decay curve. * Find half lives from a decay curves. half life half-life * Notes to help the teacher. * Starter - simple task where students self-assess themselves against the objectives. * Gap fill activity - all answers are provided. * Quiz with answers. * Questions – all answers are provided. * Up and about activity. * Theory slides (carefully sculpted, interspaced with learning activities, * Practical in groups – with scaffolding text and results table blank and expected results (as required) * Equipment list – to give to your technicians. * Kinaesthetic activity – to aid recall. * Differentiated questions with answers. * Play ball * Paired work activities – answers are provided. * Scientific literacy activity. * Student self-assessment versus objectives activity – so learners can judge for themselves how much they have learnt. Thank you, and happy teaching! Yours, Barclayfox.