Interactive Lessons

Search over 850 fully planned, interactive, differentiated mathematics lessons designed to engage and inspire your students.

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Ages 11 - 13

Pythagoras Theorem – Solving Complex Problems

How to use Pythagoras' Theorem to solve complex problems with triangles.

Ages 11 - 13

Lengths in Right-Angled Triangles

How to use Pythagoras' Theorem to calculate missing lengths in triangles.

Ages 11 - 13

Finding any length of a Right-Angled Triangle

How to apply Pythagoras' Theorem to with right-angled triangle.

Ages 11 - 13

Calculating the Hypotenuse in a right-angled triangle

How to use Pythagoras' Theorem to calculate the hypotenuse of a triangle.

Ages 14 - 16

Pythagoras Theorem in 3D

Students learn how to solve problems in 3D shapes using Pythagoras' theorem.

Ages 14 - 16

Pythagoras Theorem Finding the Hypotenuse

Students learn how to use Pythagoras' Theorem to find the hypotenuse of right-angled triangles.

Ages 14 - 16

Pythagoras Theorem Shorter Sides

How to calculate a shorter side of a right-angled triangle using Pythagoras' Theorem.

Ages 14 - 16

Introducing Pythagoras Theorem

Students discover Pythagoras’ Theorem through construction of Pythagorean triples.