Key Stage 3

Showing 1–16 of 138 results

Key Stage 3

Shape
Interactive Lessons

3D Shapes and Prisms

Students learn about 3D shapes and prisms using their cross section, faces, vertices and number of edges.  More ...
Number
Interactive Lessons

Adding Fractions using a Fraction Wall

Students learn how to add fractions with different denominators using equivalent fraction diagrams.  As learning...
Number
Interactive Lessons

Addition with Decimal Numbers Students learn how to perform addition with decimal numbers using place value and...
Number
Interactive Lessons

Students learn how to perform addition with negative numbers  Later in the lesson they are challenged to work wi...
Shape
Interactive Lessons

Alternate and Interior Angles in Parallel Lines

Students learn how to recognise and calculate alternate and interior angles in parallel lines.  As learning prog...
Number
Interactive Lessons

Alternative Number Systems

Students investigate alternative number systems including the Roman and Egyptian systems.  Less able students cr...
Free Resources

Angles of Elevation and Depression

Students learn how to construct and use scale drawings to measure angles of elevation and depression and unknown...
Shape
Interactive Lessons

Area of Composite Shapes

Students learn how to find the area of composite shapes.  Learning progresses from counting the squares inside t...
Shape
Interactive Lessons

Area of Triangles and Composite Shapes

Progressing on from finding the area of a triangle students calculate the area of composite shapes made up of tr...
Handling Data
Interactive Lessons

Averages using the Median and Mode

Students learn about averages using the median and mode.  As learning progresses they use the averages to compar...
Shape
Interactive Lessons

Bisecting an Angle

Students learn how to construct an angle bisector using a pair of compasses and ruler.  As learning progresses t...
Handling Data
Interactive Lessons

Calculating a Probability from Sample Space Diagrams

Students learn how to create a sample space diagram to find the probability of two or more events. As learning p...
Number
Interactive Lessons

Calculating Fractions of an Amount

Calculating Fractions of an Amount Students learn about calculating fractions of an amount using both diagrams ...
Handling Data
Interactive Lessons

Calculating Probabilities from Two-Way Tables

Students learn how to calculate a probability from a two-way table.  As learning progresses students learn how t...
Number
Interactive Lessons

Calculating Speed, Distance and Time

Using ratio notation students learn how to calculate the speed when given distance and time.  As learning progre...
Shape
Interactive Lessons

Calculating the Hypotenuse in a right-angled triangle

Students learn about calculating the hypotenuse in a right-angled triangle using Pythagoras' Theorem.  Using Py...

Mr Mathematics Blog

How to Draw a Venn Diagram to Calculate Probabilities

There are three common ways to organise data that fall into multiple sets: two-way tables, frequency diagrams and Venn diagrams.  Having blogged about frequency diagrams before I thought I would write about how to draw a Venn Diagram to calculate probabilities. Recapping Two-Way Tables This activity works well to review two-way tables from the previous […]

Calculations with Percentages

Students learn how to find a percentage of an amount using calculator and non-calculator methods.  As learning progresses they use decimal multipliers to find a percentage change and calculate a simple interest in financial mathematics. This topic follows on from Fractions, Decimals and Percentages and takes place in Year 8 Term 5. Calculations with Percentages […]

Proving Geometrical Relationships using Algebra

Back in May 2017 maths teachers around the country eagerly awaited the first exam for the new GCSE Mathematics syllabus.  Proving geometrical relationships using algebra featured at grade 9.  In Paper 1 of Edexcel’s test paper the last question of the higher tier looked like this. Edexcel wrote about student’s performance on this question in […]