The exterior angle of a regular polygon – proof (2) Animation Play

The first tangent theorem Animation Play

The first tangent theorem – perpendicularity Student activity Play

The first tangent theorem – perpendicularity Whiteboard exercise Play

The floating buoy Animation Play

The flow of charge through a conductor Animation Play

The flow of charge through an insulator Animation Play

The force is at some angle to the direction of the movement Animation Play

The force of attraction Animation Play

The forces that need to be exerted on a barrel to pull it up Whiteboard exercise Play

The formula for the area of a triangle Animation Play

The four quadrants Student activity Play

The Grand Canyon Student activity Play

The Grand Canyon Whiteboard exercise Play

The graph of the sine Student activity Play

The graph of the sine function Student activity Play

The hands of a clock Whiteboard exercise Play

The height of a tree Whiteboard exercise Play

The inner structure of the atom Student activity Play

The interior angle of a regular polygon Student activity Play

The interior angle of a regular polygon – proof (1) Animation Play

The interior angle of a regular polygon – proof (2) Animation Play

The interior angles of a polygon Student activity Play

The Law of Reflection Whiteboard exercise Play

The Law of Reflection Simulation Play