Congruent triangles Student activity Play

Constructing the graph of the tangent function Animation Play

Constructing the graph of the tangent function Animation Play

Corresponding segments and angles – rotation Animation Play

Cyclic numbers Animation Play

Cylinder Simulation Play

Cylinders Student activity Play

Damped oscillations Student activity Play

Damped oscillations Slideshow Play

Damped oscillations Whiteboard exercise Play

Decimal with period 6 Animation Play

Decimals with period 2 Animation Play

Decimals with period greater than 2 Whiteboard exercise Play

Degree measure Whiteboard exercise Play

Density Animation Play

Depth of the harbour entrance Student activity Play

Depth of the harbour entrance Whiteboard exercise Play

Description of oscillations Student activity Play

Description of oscillations Whiteboard exercise Play

Do noble gases form compounds? Whiteboard exercise Play

Do noble gases form compounds? Student activity Play

Domain and periodicity of trigonometric functions Student activity Play

Domain and periodicity of trigonometric functions Whiteboard exercise Play

Drawing the image of the rotated figure Whiteboard exercise Play

Electric motor Animation Play