Observational data Animation Play

Observational data Student activity Play

One-number representation of data Student activity Play

Plans Simulation Play

Plans Student activity Play

Prisms – 2-D representation Animation Play

Representation of a vector on the plane Animation Play

Representation of a vector on the plane Student activity Play

Representation of arbitrary vectors by position vectors Whiteboard exercise Play

Representation of arbitrary vectors by position vectors Student activity Play

Representation of the data Student activity Play

Representation of the data Animation Play

Representations Whiteboard presentation Play

Representations Class activity Play

Scaling shapes in a graphic calculator Whiteboard exercise Play

Scaling shapes in graphic calculators Student activity Play

Shapes in a graphic calculator Simulation Play

Shapes in graphic calculators Student activity Play

Solving an equation with a modulus – graphic method Animation Play

Stratified sampling Student activity Play

Sums of powers of 2 Student activity Play

Sums of square roots of integers Student activity Play

The cumulative frequency polygon Student activity Play

The decimal representation and the negative exponent Whiteboard exercise Play

The shape designed by Lena Whiteboard exercise Play