Construction of a perpendicular bisector Animation Play

Construction of a perpendicular line Simulation Play

Construction of a regular pentagon Animation Play

Construction of a right-angled triangle Simulation Play

Construction of a square Simulation Play

Construction of a tangent to a circle through a point not on the circle Animation Play

Construction of bisectors Simulation Play

Construction of flat kites Animation Play

Cubes – parallel edges and perpendicular edges, nets Student activity Play

Cubes – parallel faces and nets Student activity Play

Cubes – perpendicular faces and nets Student activity Play

Cuboids – parallel edges and perpendicular edges Student activity Play

Cuboids – parallel faces and nets Student activity Play

Cuboids – perpendicular faces and nets Student activity Play

Day and night Student activity Play

Diffraction Student activity Play

Diffraction Animation Play

Energy, power and intensity of a wave Student activity Play

Energy, power and intensity of a wave Animation Play

Equal segments Animation Play

Finding images of figures under reflection Student activity Play

Finding perpendicular vectors Whiteboard exercise Play

Finding the perpendicular distance from a point to a line Student activity Play

Finding the perpendicular distance from a point to a line Whiteboard exercise Play

Finding the perpendicular line Whiteboard exercise Play