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Chris Barclay's Shop

Average Rating4.40
(based on 91 reviews)

Features of my lesson plans for KS3 and KS4 maths include sub-dividing topics into steps so that students develop one skill at a time, colour coded diagrams and explanations, worked solutions and putting the maths into real-life contexts. I am also focusing on different types of problem-solving questions and on questions where different topics are combined, say shape and algebra, probability and algebra, proportion and area. I welcome feedback and am open to suggestions for new lesson topics.

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Features of my lesson plans for KS3 and KS4 maths include sub-dividing topics into steps so that students develop one skill at a time, colour coded diagrams and explanations, worked solutions and putting the maths into real-life contexts. I am also focusing on different types of problem-solving questions and on questions where different topics are combined, say shape and algebra, probability and algebra, proportion and area. I welcome feedback and am open to suggestions for new lesson topics.
Perimeter to Money Contextual Problems
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Perimeter to Money Contextual Problems

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This lesson teaches students to tackle problems involving measuring a perimeter, calculating the number of items required and the cost of purchasing these items. The lesson includes examples and fully worked solutions for the questions on the worksheet.
Games of Profit and Loss
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Games of Profit and Loss

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This resource is for high ability KS4 students. The resource consists of a lesson presentation and a worksheet. The lesson presentation includes a starter and worked solutions to all questions on the differentiated worksheet. The lesson teaches students to calculate the expected revenue and costs from games of chance such as ‘The Crown and Anchor’. They can then estimate the expected profit or loss.
Missing Probabilities Exhaustive Events
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Missing Probabilities Exhaustive Events

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This resource is for KS4 students. The resource consists of a lesson presentation and a worksheet. the presentation includes worked solutions to the questions on the worksheet. The lesson revises finding missing probabilities and takes students into the concept of exhaustive and non-exhaustive events.
Probabilities and Two-way tables
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Probabilities and Two-way tables

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This resource is for KS4 students. The resource consists of a lesson presentation and a worksheet. The lesson presentation includes a starter and worked solutions to all the questions on the worksheet. The starter is revision of completing two-way tables. Students then learn to find probabilities from two-way tables. They then learn how to construct two-way tables from text and then to find probabilities.
Area of Curved Shapes
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Area of Curved Shapes

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This resource is for KS4 students. It consists of a lesson presentation and a worksheet. The lesson presentation consists of a starter and worked solutions to all the questions on the worksheet. The starter involves finding the area of a semi-circle and a quarter-circle. Students then find the area of more complex shapes by separating composite shapes into shapes with known formulae for their area or by subtracting the area of one shape from another.
Missing Observation from the Mean
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Missing Observation from the Mean

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This resource is for KS3 students. The resource consists of a lesson presentation and a worksheet. The lesson presentation includes a starter and worked solutions to the questions on the worksheet. The starter revises finding the mean from a set of observations. Students then learn how to find the missing observation using the mean that they are given. There are a couple of extension questions, including one for which students need to use all three averages to find a set of observations.
Comparing Full Prices
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Comparing Full Prices

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This resource is for KS4 students who are working towards the Foundation paper. The resource consists of a lesson presentation and a worksheet. Worked solutions to the worksheet are included. Students learn to compare prices by calculating the full price when offers involve instalments, discounts and prices are quoted before VAT is applied.
Fraction and Percentage Discounts
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Fraction and Percentage Discounts

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This lesson is for KS4 students. Finding percentages and fractions of amounts are revised and then used to find the total costs of packages after fractional and percentage discounts have been subtracted. Worked solutions to the worksheet are included.
Scale Drawings with Bearings
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Scale Drawings with Bearings

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This resource is for core and advanced ability KS4 students. The resource consists of a lesson presentation and worksheet. The lesson presentation includes a starter and worked solutions to the questions on the worksheet. The lesson starts by considering scale drawings to be similar shapes whose lengths are measured in different units. The lesson then proceeds on how to construct a scale drawing with angles given as bearings, before considering how to measure and interpret the lengths and angles measured off the diagram. The worksheet starts with two simpler questions, then two questions with accompanying diagrams before finishing with several questions where the student is expected to interpret the text in order to draw the scale diagram. Teachers may wish to limit core ability students to the first four questions, leaving the others as extension. Advanced students will be challenged by the expectation that they translate text into a diagrams.
Deconstructing Frequency Tables to find Averages and Range
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Deconstructing Frequency Tables to find Averages and Range

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This lesson is for KS3 students. Before teaching students how to find the averages from frequency tables, I get them to deconstruct some tables, that is listing the raw data and using that raw data to find the averages and range. Worked solutions to the worksheet is included.
KS3 Algebraic Proof
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KS3 Algebraic Proof

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These two lessons are for capable KS3 students. Start with ‘1. Algebraic Proof Introduction’ and the accompanying handouts and then continue with ‘2. Algebraic Proof Multiples’ and its worksheet. Students are introduced to the idea of letting any number be n and to finding expressions for consecutive numbers, odd and even numbers. Students then find expressions for sums and products and finally learn how to prove that such an expression is a multiple of a specified number.
KS3 Algebraic Proof Extension
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KS3 Algebraic Proof Extension

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This resource follows on from ‘KS3 Algebraic Proof’. The resource consists of two lesson presentations and accompanying worksheets or handouts. The idea of algebraic proof is extended to include any two numbers and not just consecutive numbers. This is in the lesson ‘3. Any Two Numbers’ with the accompanying worksheet. Work done in this lesson is then used in ‘4. Sometimes Always Never’ with its accompanying activity. The lesson presentations contain worked solutions for all activities and questions.
Functional Problems involving Volume
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Functional Problems involving Volume

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The resource is for KS4 students. The resource consists of a lesson presentation and a worksheet. The lesson presentation includes examples and worked solutions to all the questions on the worksheet. The functional problems involving volume include stacking smaller boxes in a larger box, finding into which category packages fall and evaluating cost.
Solving Circular Linear Equations Graphs
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Solving Circular Linear Equations Graphs

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The resource is for KS4 students. The resource consists of a lesson presentation and a worksheet. The lesson presentation includes a starter and worked solutions to all the questions on the worksheet. Students learn how to solve simultaneous equations where one is linear and the other that of a circle USING GRAPHS. (There is another version using algebra). The worksheet is structured. Students are first given both line and circle, then one or the other and finally neither.
Linear and Quadratic Equations Graphs
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Linear and Quadratic Equations Graphs

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The lesson is for KS4 students. The resource consists of a lesson presentation and a worksheet. The lesson presentation includes a starter and worked solutions to all the questions on the worksheet. Students learn how to solve simultaneous equations where one is linear and the other quadrilateral USING GRAPHS. (There is another version using algebra). The first question on the structured worksheet gives students both the straight line and a quadratic graph. Later questions expect students to draw the straight line graph.
Linear Quadratic Simultaneous Equations
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Linear Quadratic Simultaneous Equations

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This resource is for high ability KS4 students. The resource consists of a lesson presentation and a worksheet. The lesson presentation includes a starter and three fully worked examples. Students learn how to solve simultaneous equations where one is linear and the other quadratic USING ALGEBRA. (There is another version using graphs).
Negative Coordinates Paintball Game
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Negative Coordinates Paintball Game

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A battleship type of activity involving paintballing that asks KS3 pupils to test their skill at using positive and negative coordinates. Preferable perhaps to a teacher not wishing to endorse warfare.
Coordinates Paintball Game
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Coordinates Paintball Game

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A battleship type of activity involving paintballing that asks KS3 pupils to test their skill at using positive coordinates. (There is another free resource for negative and positive coordinates). Preferable perhaps to a teacher not wishing to endorse warfare.
Comparing Measurements (Foundation)
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Comparing Measurements (Foundation)

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This resource is for strong KS3 and any KS4 student working towards the Foundation paper. (There is a harder version 'Comparing Measurements). The lesson consists of a lesson presentation and a worksheet. The lesson presentation has examples and worked solutions to the questions on the worksheet. The lesson teaches students to compare measurements when the measurements are given in different units. Students learn how to compare measurements in different metric units, when one is in metric units and the other in imperial units, when time is given in different units and when comparing compound units
Comparing Prices in Different Currencies
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Comparing Prices in Different Currencies

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The resource is for KS4 students. The resource consists of a lesson presentation and a structured worksheet. The lesson presentation includes a starter and worked solutions to all the questions on the worksheet. The lesson starts with a revision of converting currencies, with an emphasis on whether to multiply or divide by the exchange rate. The lesson then continues to cover problems where one or two prices have to be converted using exchange rates so that all prices can be compared in the same currency.