Amplitude of a spherical wave Student activity Play

Amplitude of a spherical wave Animation Play

An angle and points on the circle Student activity Play

An angle and points on the circle Whiteboard exercise Play

An anti-derivative of the power of  x Animation Play

An electron-proton pair Animation Play

An image formed by a magnifying glass Animation Play

Application of an electron microscope Student activity Play

Application of an electron microscope Slideshow Play

Application of radioactive isotopes Student activity Play

Applications of derivatives Animation Play

Applications of voltaic cells Whiteboard exercise Play

Applying the laws of indices Student activity Play

Applying the laws of indices Whiteboard exercise Play

Approximation of the area under a curve Whiteboard presentation Play

Arranging metals according to their increasing reducing power Student activity Play

Arranging metals according to their increasing reducing power Simulation Play

Attraction only Simulation Play

Attraction only Whiteboard exercise Play

Attraction only Student activity Play

Basic exponential equations Whiteboard exercise Play

Basic exponential equations Student activity Play

Batteries in electric devices Animation Play

Beta radiation Animation Play

Brackets and the negative sign Whiteboard exercise Play