Application of Harry's formula Whiteboard exercise Play

Banknotes Simulation Play

Emmanuel's and Harry's savings Animation Play

Harry's and the Professor's measurements Whiteboard exercise Play

Harry's formula Animation Play

Harry's income Animation Play

Harry's investment Whiteboard exercise Play

Harry's lawn Whiteboard exercise Play

Harry's number Whiteboard exercise Play

Harry's wages Whiteboard exercise Play

Lena's income Whiteboard exercise Play

Letters in algebraic expressions Student activity Play

Mode and arithmetic mean Student activity Play

The letters in algebraic expressions, formulas, equations and functions Student activity Play

The letters in algebraic expressions, formulas, equations and functions Whiteboard exercise Play

The shape in Harry's garden Whiteboard exercise Play