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#### Proof of Circle Theorems

Arrange the stages of the proofs for the standard circle theorems in the correct order with this drag-and-drop activity.

Transum.org/go/?to=provetheorem

#### Circle Theorem Pairs

A pairs game based around ten theorems about the angles made with chords, radii and tangents of circles.

Transum.org/go/?to=circletheorempairs

#### Circle Theorem Worksheet

One page of ready-drawn circles for pupils to draw their own diagrams followed by two pages of questions.

Transum.org/go/?to=circletheoremworksheet

#### Circle Theorems Exercise

Show that you understand the circle theorems with this self marking exercise of traditional circle angle questions.

Transum.org/go/?to=circleangles

There are also Circle Theorems Pairs games, a Circle Theorems Worksheet and a Circle Theorems Online Exercise available.

#### Code Cracker

Learn the basic techniques for cracking codes then practise them using this interactive challenge. There are three levels of difficulty and many different messages to decipher.

This is a Shine+Write visual aid designed to be projected onto a whiteboard for whole class exposition.

You can find other popular visual aids on our Shine+Write page.

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#### Flowchart Bills

Calculate bill totals by following the instructions given in the form of a flow chart. So far this activity has been accessed 12728 times and 989 Transum Trophies have been awarded for completing it.

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