Definition of enlargement Student activity Play

Definition of trigonometric functions Student activity Play

Derivative of the function at a point Whiteboard exercise Play

Derivative of the function at a point Student activity Play

Derivatives of powers with rational exponent Whiteboard presentation Play

Derivatives of powers with rational exponent Class activity Play

Deriving Cartesian equations of a locus Student activity Play

Describing the route of the ant Student activity Play

Describing the route of the ant Whiteboard exercise Play

Different types of point mutations Whiteboard exercise Play

Diffraction of waves and Huygens' principle Animation Play

Diffraction of waves and Huygens' Principle Student activity Play

Diminution Animation Play

Direct proportionality models Whiteboard exercise Play

Direct proportionality models Student activity Play

Distance between centres of two circles Whiteboard exercise Play

Distance between points in 3-dimensional space Whiteboard exercise Play

Distance covered by a point on the rim of the wheel Whiteboard exercise Play

Distance formula in 3-dimensional space Student activity Play

Distance from a point to a line Simulation Play

Distance from a point to a line Student activity Play

Divide a plane into half-planes Student activity Play

Dividing a plane into half-planes Whiteboard exercise Play

Dividing a plane into half-planes Whiteboard exercise Play

Division of mutations Illustration Play