Ammonium cation Animation Play

Amorphous solids Student activity Play

Ampere-hours Slideshow Play

An angle and points on the circle Whiteboard exercise Play

An angle and points on the circle Student activity Play

An atom and a nucleus Student activity Play

An atom and a nucleus Animation Play

An electric circuit Animation Play

An electric circuit Whiteboard exercise Play

An electric circuit Student activity Play

An electrically neutral body Animation Play

An electron-proton pair Animation Play

An enlargement Simulation Play

An image formed by a concave mirror Animation Play

An object brought closer to the focal point Animation Play

An object brought closer to the mirror Animation Play

Angle bisector Student activity Play

Angles around a point Whiteboard exercise Play

Angles around a point Student activity Play

Angles in a circle Whiteboard exercise Play

Angles in a circle Student activity Play

Angles on a straight line and angles round a point Student activity Play

Application of capacitors in electronics Animation Play

Application of radioactive isotopes Student activity Play

Applications of electrolysis and calculations connected with electrolysis Class activity Play