2-D shapes Student activity Play

2-D shapes Whiteboard exercise Play

2-D shapes around you Slideshow Play

2D and 3D interference Student activity Play

2D and 3D interference Animation Play

A big cube made of 27 small cubes Whiteboard exercise Play

A chord and a diameter of a circle Student activity Play

A circular arc Student activity Play

A covalent bond between the same atoms Animation Play

A grey body Animation Play

A grey body Student activity Play

A line and a point of symmetry Animation Play

A line of symmetry and a rotation through 90° Animation Play

A mirror and a light bulb Simulation Play

A mirror and a light bulb Student activity Play

A photo of the bee Whiteboard exercise Play

A space colony – factorisation makes calculations easier Student activity Play

A symmetrical triangle on squared paper Student activity Play

Acquired or inherited traits? Student activity Play

Adaptation of the arrowhead to a deep-water environment Animation Play

Adaptation of the arrowhead to a shallow-water environment Animation Play

Adjusting sharpness Student activity Play

Adjusting sharpness Simulation Play

Air drag Whiteboard presentation Play

Air resistance Class activity Play