3.18 Volume of Complex Objects GCSE PowerPoint Lesson

In this 25-slide lesson, pupils will explore how to calculate the volume of more complex three-dimensional objects, including spheres, cones, and pyramids. They will be introduced to the relevant volume formulas and learn how these differ from those used for prisms. Pupils will practise applying the formulas accurately, substituting values and using a calculator where appropriate. Through worked examples and problem-solving tasks, they will interpret 3D diagrams, identify key measurements, and ensure correct use of units.

The lesson includes:

• Clear, guided examples

• Discussion opportunities from Think, Pair, Share

• Mini whiteboard section to check understanding and clarify misconceptions

• One structured task to practise key skills

• Challenge activity to extend and deepen learning

Perfect for engaging learners while reinforcing essential geometry concepts.