Are you good at estimating lengths? Student activity Play

Area and circumference – calculation problems Whiteboard exercise Play

Area and circumference – calculation problems Student activity Play

Area of a rectangle Student activity Play

Area of a rectangle Whiteboard exercise Play

Area of a square Whiteboard exercise Play

Area of a square Student activity Play

Area of a triangle Whiteboard exercise Play

Areas of parallelograms Student activity Play

Areas of various shapes Student activity Play

Arithmetic mean – 'balancing point' of the data Student activity Play

Arrangement of indistinguishable objects Animation Play

Arrangements Student activity Play

Arrangements in a ring Animation Play

Arrangements in a ring Student activity Play

Arrangements in boxes Student activity Play

Balancing point Animation Play

Basic shapes – a reminder Student activity Play

Basic shapes – a trapezium Whiteboard exercise Play

Basic shapes – a triangle Whiteboard exercise Play

Building a rectangle Whiteboard exercise Play

Building the polygon with the biggest possible area Whiteboard exercise Play

Building the polygon with the shortest possible perimeter Simulation Play

Calculating length Whiteboard exercise Play

Calculating length and distance Student activity Play