Dividing numbers in standard index form Animation Play

Dividing powers of the same index Animation Play

Equal numbers Whiteboard exercise Play

Eutrophication of water Student activity Play

Examples of adding polynomials Animation Play

Finding surds Student activity Play

Focal length and the shape of a lens Simulation Play

Focal length and the shape of a lens Student activity Play

Fractional exponents and index laws Whiteboard exercise Play

Fractional exponents – using index laws Whiteboard exercise Play

Hardness index of water Animation Play

Hardness of diamond Animation Play

Hardness of graphite Animation Play

Hardness of rocks and the rate of erosion Animation Play

Hardness of solids Student activity Play

Hardness of solids Simulation Play

Hardness of water Animation Play

Hardness of water Student activity Play

Hardness of water Whiteboard exercise Play

How does light pass through a prism? Animation Play

How to identify rocks? Animation Play

How to write a number without too many zeros Student activity Play

Hydrogen deficiency index Student activity Play

Hydrogen deficiency index Animation Play

Hydrogen deficiency index Whiteboard exercise Play