Effectiveness Whiteboard exercise Play

Encoding numbers Student activity Play

Equal angles imply parallel lines Student activity Play

Equal numbers Whiteboard exercise Play

Equal numbers – wrong steps in proof Whiteboard exercise Play

Equally accurate rounding Student activity Play

Equations and tables Student activity Play

Explain and justify Class activity Play

Explain and justify Whiteboard presentation Play

Exterior angle of a triangle – exercises Student activity Play

Exterior angles in quadrilaterals Student activity Play

Exterior angles of a triangle Student activity Play

Factors of numbers Whiteboard exercise Play

Facts and assumptions – prime numbers Whiteboard exercise Play

Facts and assumptions – the sum of the numbers Whiteboard exercise Play

Fermat numbers Whiteboard exercise Play

Field size and the numbers of partridges Animation Play

Find the temperature Student activity Play

Find the temperature Whiteboard exercise Play

Find, order, write down Student activity Play

Finding a difference Whiteboard exercise Play

Finding a formula for a composition of two linear functions Whiteboard exercise Play

Finding a formula for the composite function Whiteboard exercise Play

Finding a formula for the composite function Student activity Play

Finding a gradient of a straight line given in general form Whiteboard exercise Play