With a protractor, the angles of any shape can found where two lines meet and form a corner. The shapes themselves can also be identified from this by matching the angles to the shape properties.

This KS2 maths article explores how an angle is a measure of a turn. Learn how to draw and measure angles using a protractor.

A speed square is handy for marking cuts, finding angles, and more. Here are a few good reasons why no toolbox should be without one.