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Geometry Shape Builder

Free geometry tool for maths teachers. Draw, measure and label angles, areas and perimeters with an interactive shape builder for any KS3/KS4 lesson.

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Free classroom tool
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Good moments to use it

Where geometry shape builder earns its place

  • Model shape properties on the interactive whiteboard
  • Support SEND learners with visual geometry
  • Create accurate diagrams for worksheets and tests

Help

Geometry Shape Builder FAQ

Practical answers about setup, classroom use and what pupils need to do.

Can I draw any polygon?

Yes. Create triangles, quadrilaterals, pentagons and more with editable side lengths and angles.

Does it calculate area and perimeter?

Yes. Measurements update automatically as you resize or reshape.

Is it suitable for GCSE?

Yes. It covers KS3 and GCSE geometry topics including Pythagoras and trigonometry.

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