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.
2D Shape Reveal
An interactive whiteboard resource to help with the teaching and learning of the names and properties of 2D shapes.
Artistic Angles
A tutorial which explains different types of angles, their names and how the size of angles can be worked out, such as on a straight line.
Basic Angles
An angle activity with an online protractor. This is a flexible manipulative for teaching about angles which is excellent on an interactive whiteboard. There is a video tutorial explaining its use.
Multiples and Factors
A multiple choice game with two game modes. In the first you need to identify the Lowest Common Multiple and in the second the Highest Common Factor. Questions increase in difficulty depending on accuracy
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.
Geometry Basics
These videos and activities on the basics if geometry explain what angles are and the difference between a triangle and a quadrilateral. Put your knowledge to the test.
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.
MathTV.com
Short teaching videos that can help you with maths problems. An American site.
Caterpillar Ordering
A flexible game for ordering numbers and for number sequences. Fantastic on an interactive whiteboard. Levels range from ordering and sequencing numbers to 5 up to decimals.
