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

Factorising by completing the square Student activity Play

Factorising by using the difference of squares Whiteboard exercise Play

Factorising perfect square trinomials Whiteboard exercise Play

Factorising perfect square trinomials Student activity Play

Factorising perfect square trinomials Whiteboard exercise Play

Factorising perfect square trinomials – common factor first Whiteboard exercise Play

Factorising perfect square trinomials – common factor first! Student activity 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

Formula for the number of squares Animation Play

Formula for the number of squares – a polygon Whiteboard exercise Play

Kinds of relationship Whiteboard exercise Play

Kinds of relationship Student activity Play

More examples in factorising Student activity Play

More factorisation Whiteboard presentation Play

More factorisation Class activity Play

Parallelograms, rectangles, rhombuses and squares – properties of diagonals Whiteboard exercise Play

Parallelograms, rectangles, rhombuses and squares – properties of diagonals Student activity Play

Perfect correlation Whiteboard exercise Play

Perfect correlation Student activity Play

Pink tiles Whiteboard exercise Play

Polynomials as a perfect squares Animation Play

Product of a sum and a difference Student activity Play