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Mr Cullen's Maths Shop

Average Rating4.59
(based on 26 reviews)

I am an experienced teacher dedicated to creating fantastic resources that engage pupils. My resources give teachers examples that they can model with pupils before giving pupils the chance to practice plenty of example questions. My pupils love answering questions using the catchphrase activity - I have found it really keeps them on task and engaged (especially if there is a small prize for whoever answers the catchphrase correct!)

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I am an experienced teacher dedicated to creating fantastic resources that engage pupils. My resources give teachers examples that they can model with pupils before giving pupils the chance to practice plenty of example questions. My pupils love answering questions using the catchphrase activity - I have found it really keeps them on task and engaged (especially if there is a small prize for whoever answers the catchphrase correct!)
BIDMAS - Order of Operations (KS3 & GCSE style questions) - includes a CATCHPHRASE activity
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BIDMAS - Order of Operations (KS3 & GCSE style questions) - includes a CATCHPHRASE activity

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Ideal resource for when you are teaching BIDMAS (order of operations) to either Years 7-9 or to pupils taking their GCSE. The GCSE questions are similar in style to the new GCSE practice questions (AQA). Includes the following: Description of BIDMAS Plenty of examples for the teacher to model to pupils, plus 30 practice questions of increasing difficulty Extension / GCSE harder questions to model to pupils, 12 practice questions in the form of a catchphrase activity. Answer: Keep an Eye on Things Additional slides with other types of BIDMAS questions (e.g. put brackets into calculations to make the largest sum) A great plenary activity - BIDMAS Bingo. Thanks for looking. Mr Cullen
Equation of a Circle - Examples and Questions
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Equation of a Circle - Examples and Questions

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This resource is ideal for teaching pupils about the equation of a circle. It includes examples to work through on: Finding the radius from the equation of a circle (e.g. find radius of x² + y² = 16) Drawing a circle from its equation Finding the equation of a circle when drawn onto an axis Estimate solutions (from graphing) where a circle crosses a straight line It then has one-slide of questions which will allow pupils to practice the above topics. Perfect for higher tier pupils of different abilities.
Probability - Sample Space Diagrams (same as new style 1-9 GCSE AQA questions)
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Probability - Sample Space Diagrams (same as new style 1-9 GCSE AQA questions)

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This resource is perfect if you want a lesson on using sample space digrams to answer probability questions. It has been designed to reflect the NEW STYLE GCSE (AQA) questions on this topic - i.e. two spinners are spun and you have to add them / work out the difference, before answering a probability question. There are two slides with examples that the teacher can use to go through with pupils. There are 4 main questions and two extention questions on the powerpoint and worksheet (ready to be printed!). This has been tried and tested with a set 3 class (target grades 4 and 5) and has worked perfectly.
Finding the Equation of a Tangent to a Circle - GCSE Higher Tier (new 1-9 GCSE style) resource
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Finding the Equation of a Tangent to a Circle - GCSE Higher Tier (new 1-9 GCSE style) resource

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A resource that is ideal if you are teaching pupils how to find the tangent to a circle at a given co-ordinate. This now appears on the new higher tier 1-9 GCSE. Included is the following: Re-cap on finding the radius of a circle from its equation Re-cap on understanding that two lines are perpendicular when gradients multiply to -1 Two examples on powerpoint & word document (see attached) that allow the teacher to model how to find the equation of a tangent to a circle. It is scaffolded into three steps: Step 1: Find the gradient of the radius to a given point on the circumference, Step 2: Find the gradient of a tangent and Step 3: Finding the equation of a tangent. One page (7 different questions) requiring pupils to find the equation of tangents. Q6 and Q7 provide extension opportunities. Plenary question - AQA exam question.
FUNCTION MACHINES (Writing and Solving Equations) - GCSE Foundation / Higher Level questions
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FUNCTION MACHINES (Writing and Solving Equations) - GCSE Foundation / Higher Level questions

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Ideal resource for the new style of GCSE questions on function machines - especially deriving equations from function machines. Aimed at AQA specification, but suitable for other boards. It comprises of the following: Introduction to function machines (finding inputs / outputs and deriving equations) + questions Two function machines, same output - find the input. Forming and Solving eqautions + questions Two function machines, different outputs - find the input. Forming and Solving equations + questions All have answers.
Forming and Solving Equations when GIVEN THE PERIMETER or when shapes have EQUAL SIDES
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Forming and Solving Equations when GIVEN THE PERIMETER or when shapes have EQUAL SIDES

(1)
Ideal resource for teaching pupils how to form and solve equations when you are given the perimeter and given side lengths in algebra OR when side lengths are given using algebra and are equal (e.g. opposite sides of a rectangle). Includes the following: Two practice questions where pupils are given shapes that have side lengths using algebra (e.g. 2x + 3, 3x - 4). Pupils need to form an expression for the perimeter and make it equal to the given perimeter. There is then a slide with 8 questions for pupils to practice. Two pratice questions where pupils are given a rectangle / isosceles triangle and use the fact that there are pairs of equal sides to form an equation and solve (e.g. 4x - 3 = 2x + 7). There is then a slide with 8 questions for pupils to practice. Finally there is a slide with 8 questions (different styles) for pupils to use as revision.
Forming and Solving Equations when given SIDE LENGTHS and AREA of TWO SHAPES in ALGEBRA
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Forming and Solving Equations when given SIDE LENGTHS and AREA of TWO SHAPES in ALGEBRA

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This resource is perfect for teaching problem solving style algebra questions (e.g. suited to the new style 1-9 GCSE questions). It is split into two sections, both involve forming equations with 'x' on both sides and solving. Section 1: Students are given two side lengths in algebra (e.g. opposite sides of a rectangle) that are equal. Students then need to form and solve an equation to find the value of 'x'. Section 2: Students are given a rectangle and a triangle. Students need to use the algebraic side lengths to find the area (e.g. side lengths of 2x + 4 and 3 would create an area of 6x + 12) and then need to form and solve an equations to find the value of 'x'. Extension: Students to substitute their values to find the area. This is also a ueful check to see whether they have the correct answer. Answers included in the notes section of the slide.
Composite functions and Inverse functions (new GCSE grade 9-1 content) - 3 LESSONS!
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Composite functions and Inverse functions (new GCSE grade 9-1 content) - 3 LESSONS!

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Ideal resource for teaching the new GCSE (Grade 9-1) topic of composite functions and inverse functions. There is enough material for 2 to 3 lessons. Split into four sections. Each has examples that the teacher can model, questions pupils can practice (+ answers!). Section 1: Substituting values into functions, e.g. f(-1) when f(x) = 2x - 5 Substituting values into composite functions e.g. fg(2) when f(x) = 2x + 1 and g(x) = 3x - 1 Section 2: Using composite functions, e.g. Work out fg(x) when f(x) = x² + 1 and g(x) = x - 3 Section 3: Solving functions and composite functions, e.g. Solve f(x) = 0 when f(x) = 2x - 7 e.g. Solve f(x) = g(x) when f(x) = x - 5 and g(x) = x² - 2 Section 4 : Using inverse functions, e.g. f¯¹(x) when f(x) = 2x - 1 or f¯¹(x) when f(x) = x/x + 3 Plenty of material for 2 to 3 lessons across these topics -answers to questions included.
Finding the median (including decimals & harder examples) and CATCHPHRASE ACTIVITY
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Finding the median (including decimals & harder examples) and CATCHPHRASE ACTIVITY

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Perfect resource for teaching pupils how to find the median from a set of numbers. It contains three examples that the teacher can use to model with pupils. Example 1 is straight forward. Example 2 has a decimal answer. Example 3 requires pupils to find the middle of two numbers that are not next to each other e.g. 4 and 8. There is then a slide with 10 questions (mixture of above) for pupils to practice. Finally, there is a catchphrase activity - 9 further questions that give pupils the chance to reveal part of a picture. Fully animated. Answer is 'Hole in One'. Great as a plenery or starter activity.
Finding the mean (WITH NEGATIVES) & CATCHPHRASE ACTIVITY
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Finding the mean (WITH NEGATIVES) & CATCHPHRASE ACTIVITY

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Perfect resource for a lower ability group (or Years 7-8). Pupils are asked to find the mean from a list of numbers. All the questions do not require calculators and help build pupils mental addition / subtraction skills. The presentation can be split into three sections. Section 1: No negatives - example for the teacher to demonstrate and then eight practice questions. Section 2: With negatives - examples for the teacher to demonstrate and then eight practice questions. Section 3: A catchphrase plenary with mixed questions on finding the mean (with/without negatives). Answer to the catchphrase is 'First Aid'.
WORDED GCSE forming and solving equations - angles in triangles / ages
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WORDED GCSE forming and solving equations - angles in triangles / ages

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Perfect resource for teaching pupils how to form and solve equations. All worded problems - angles in a triangle, ages of three different people etc. Very similar style to the question on Edexcel GCSE June 2017 (see example image). Helps pupils to form expressions and combine them to form and solve equations. Five example questions (with answers) and eight practice questions on Powerpoint / separate worksheet. Please also check out my resource of forming and solving - finding angles / perimeter.
Error Intervals & Bounds (new Foundation GCSE 9-1 content!)
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Error Intervals & Bounds (new Foundation GCSE 9-1 content!)

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Perfect resource for teaching Foundation pupils error intervals and bounds. This is new GCSE content and has been seen on June 2017 Edexcel and AQA examination papers (4 marks on offer). The resource is split into two sections. Section 1 - Pupils state the error intervals. 5 model questions (with animated answers) and a further 20 questions, including a CATCHPHRASE activity. Answer: Half Baked. Section 2 - Pupils solve problems using error intervals (e.g. minimum & maximum perimeter). 4 questions that the teacher can use to model and a further 8 questions on a worksheet to practice.
Problem Solving with Addition and Subtraction (GCSE stlyle questions)
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Problem Solving with Addition and Subtraction (GCSE stlyle questions)

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Ideal resource for teaching pupils how to interpret menu prices (etc) and solve worded problems. Pupils develop their addition and subtraction skills. Resource Includes: Model example with three questions. Pupils need to add prices and work out how much change will be left over. Six practice questions (on the A4 worksheet) which allow pupils to practice these skills.