Equal numbers Whiteboard exercise Play

Equal numbers – wrong steps in proof Whiteboard exercise Play

Equal roundings accurate to 2 d.p. Whiteboard exercise Play

Equal segments Animation Play

Everyone is equal Slideshow Play

Examples of squares Animation Play

Expanding the squares of the differences Whiteboard exercise Play

Expanding the squares of the sums Whiteboard exercise Play

Factorisation by identifying the difference of squares Student activity Play

Factorisation by identifying the difference of squares Whiteboard exercise Play

Factorisation by recognising complete squares Whiteboard exercise Play

Factorisation by recognising complete squares Student activity Play

Factorisation of polynomials Whiteboard presentation Play

Factorisation of polynomials Class activity Play

Factorisation using the difference of squares Whiteboard exercise Play

Factorisation using the difference of squares Whiteboard exercise Play

Factorisation using the difference of squares Student activity Play

Factorisation using the difference of squares – harder problems Student activity Play

Factorising by using the difference of squares Whiteboard exercise Play

Fermat's Principle Student activity Play

Fermat's Principle Simulation Play

Finding equal expressions Whiteboard exercise Play

Finding perfect squares in quadratic equations Whiteboard exercise Play

Finding perfect squares in quadratic equations Student activity Play

Finding square roots – more difficult problems Student activity Play