A path around a park pond Animation Play

A polygon inscribed in a circle Student activity Play

A puzzle on a painted cube Student activity Play

A puzzle on a painted cube Whiteboard exercise Play

A quadrilateral inscribed in a circle Whiteboard exercise Play

A regular pentagon Student activity Play

A simple hydraulic machine Animation Play

A special case Animation Play

A square and a circle Student activity Play

A square root Student activity Play

A square root Animation Play

Accuracy of calculations with the mid-ordinate rule Whiteboard exercise Play

Accuracy of calculations with the mid-ordinate rule Student activity Play

Air drag Whiteboard presentation Play

Air pressure Whiteboard presentation Play

Air pressure Class activity Play

Air resistance Class activity Play

Air resistance Whiteboard presentation Play

An area problem Student activity Play

An area problem Whiteboard exercise Play

An area problem – visualisation Animation Play

An inequality in a coordinate system Animation Play

An interesting formula to find the area of a polygon Whiteboard exercise Play

An interesting formula to find the area of a polygon Student activity Play

An interesting result Student activity Play