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Classifying Triangles by Angles and Sides

A video tutorial from PBS on how to classify triangles according to angle measurements and side lengths. It is likely to appeal to pupils because it is presented by a student.

Teachers, Pupils
10-11 year olds
Angles

Activities on acute, obtuse, and alternate angles. They can help you to consolidate your knowledge of angles vocabulary.

Teachers, Pupils
14-16 year olds
Alien Attack

Use your knowledge of angles in this game where you defend the Earth from aliens. You can either estimate the angles or read them from a protractor.

Pupils
9-11 year olds
ITP Fixpoints - Using a Protractor

Create angles using a grid and then measure them using the protractor. Their values can be displayed or hidden. For reflex interior angles the value of the exterior angle is shown.

Teachers, Pupils
9-11 year olds
Best Maths Animated Gifs

Downloadable animated gifs which demonstrate mathematical concepts such as Pythagorus Theorem, how to find the area of a cylinder and more. Useful teaching aid for use on an interactive whiteboard.

Teachers
11-14 year olds
Key Stage 3 Bitesize - Maths

Help is at hand for maths revision for Key Stage 3 Maths SATs. The site has resources for teachers too.

Pupils
11-14 year olds
MathTV.com

Short teaching videos that can help you with maths problems. An American site.

Pupils
11-18 year olds
Maths is Fun - Geometry

A good reference site if you need information about shapes and their properties, transformations, symmetry and angles.

Pupils
11-16 year olds
Free YouTube Video Tutorials GCSE Maths

Ten free video tutorials on topics such as constructing angles, quadratic formula and rounding.

Pupils
14-16 year olds
Pattern Shapes

Try making patterns, tessellations or pictures with shapes. Explore geometry and fractions or investigate symmetry. Great for demonstrating protractors and measuring angles in shapes.

Pupils
4-11 year olds
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