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

How to write very big and very small numbers Student activity Play

Hydroelectric power station Illustration Play

Increasing or decreasing? Whiteboard exercise Play

Increasing or decreasing? Student activity Play

Index laws for integer exponents Student activity Play

Index laws for negative exponents – a power of 2 Whiteboard exercise Play

Index laws for positive exponents Student activity Play

Instantaneous power and mean power Student activity Play

Instantaneous power and mean power Animation Play

Instantaneous power and mean power Whiteboard exercise Play

Integers represented as the sum of powers of 2 Whiteboard exercise Play

Integrating fractional powers of  x Student activity Play

Integrating powers of  x  with negative integer exponent Student activity Play

Intensity of a sound wave Simulation Play

Intensity of a sound wave Student activity Play

Laws of indices for rational exponents Whiteboard exercise Play

Laws of indices for rational exponents Student activity Play

Laws of indices – rational exponents Whiteboard presentation Play

Laws of indices – rational exponents Class activity Play

Laws of logarithms Student activity Play

Lenses Class activity Play

Lenses Whiteboard presentation Play

Logarithm of a power Animation Play

Logarithms in chemistry Student activity Play