Hundreds, tens and units Animation Play

Hydration Animation Play

Infinite convergent geometric series Class activity Play

Infinite convergent geometric series Whiteboard presentation Play

Infinite geometric series Animation Play

Infinite sums – an introduction Whiteboard exercise Play

Infinite sums – an introduction Student activity Play

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

Interior and exterior angles in polygons Whiteboard presentation Play

Interior and exterior angles in polygons Class activity Play

Is this a sum or a product? Student activity Play

Is this a sum or a product? Whiteboard exercise Play

Like terms Class activity Play

Like terms Whiteboard presentation Play

Like terms Student activity Play

Magic square Animation Play

Making a triangle Animation Play

Mass defect Student activity Play

Mass defect Simulation Play

Median and the 'true value' of measurements Whiteboard exercise Play

Median and the 'true value' of measurements Student activity Play

Multiplication of an algebraic sum by a term Student activity Play

Multiplication of an algebraic sum by a term Whiteboard exercise Play

Multiplication of an algebraic sum by a term – examples Animation Play

Multiplication shortcuts Student activity Play