# 2molarHCl's Shop

I provide maths lessons and worksheets across various GCSE and A Level topics.

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I provide maths lessons and worksheets across various GCSE and A Level topics.

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A lesson on finding the area of shaded regions formed from rectangles, circles and shapes based on circles. Includes scaffolded questions that encourage the student to think about what they are trying to find out at each stage and how they are going to get to their answer.

#### Foundation GCSE revision starters (107)

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This is a collection of starters that I used for my third set Year 10s as a way to retain knowledge and revise foundation tier GCSE topics. There are 107 slides, each with 4-6 questions featuring a mixture of topics and problem solving exam style questions. Students became used to the routine and their confidence noticeably improved over time doing these every lesson.

#### Mixed higher GCSE revision starters (79)

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This is a collection of starters that I used for my second set Year 11s as a way to retain knowledge and revise higher tier GCSE topics. There are 79 slides, each with 4-6 questions featuring a mixture of topics and problem solving exam style questions. Students became used to the routine and their confidence noticeably improved over time doing these every lesson.

#### Problem solving with averages

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A lesson on solving problems with averages. It starts with a mini-whiteboard activity to recap averages before moving on to problems involving reverse mean and finding numbers that satisify conditions e.g. mean of 5, mode of 4.

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A complete lesson on factorising quadratics. The starter recaps expanding expressions, before moving on to an explanation of how to factorise quadratics. There is a sequence of questions to be used with mini-whiteboards until students are confident. Included in the powerpoint is a slide with questions that are to be printed and cut out, so students can attempt two questions at a time and check with you in the form of a relay. There are also extension questions and help sheets towards the end of the powerpoint.

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A powerpoint used to recap solving quadratic equations, by factorising, completing the square and using the quadratic formula. It was used for a C1 lesson but is also relevant for GCSE.

#### Equation of a circle

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A lesson on discovering the equation of a circle. Students start by plotting coordinates using a table of values followed by whiteboard questions on identifying the radius given an equation and writing the equation given the radius. After this are a few examples of finding the points of intersection of a line and a circle using simultaneous equations.

#### Differentiated ratio questions

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A lesson on sharing given a ratio, including a differentiated worksheet and two sets of questions that can be used as a relay. Covers sharing given a ratio where the whole amount is given; where a part of the ratio is given; where the difference between parts is given and worded problem solving questions.

#### Area and perimeter

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This is a lesson on area and perimeter of simple shapes, aimed at a higher ability Year 7 class. It contains mini-whiteboard activities, worksheets and extension questions for both area and perimeter.

#### Solving simultaneous equations by substitution

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This is a higher tier GCSE lesson on solving equations by substitutions. Included are questions and answers and an example of finding the intersection of a line and a circle.

#### Place value and multiplying and dividing by powers of 10

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Foundation GCSE lesson on place value (Year 10). Includes: Key skills starter PowerPoint presentation covering place value, multiplying and dividing by 10, 100 and 1000 and 0.1, 0.01 and 0.001 Whiteboard activity on multiplying and dividing by 10, 100 and 1000 Tarsia activity on multiplying and dividing by 10, 100 and 1000 “Who Wants To Be A Millionaire?” activity