Division involving irrational numbers Student activity Play

Division of rational numbers Student activity Play

Division of rational numbers Whiteboard exercise Play

Division with remainder – positive numbers Whiteboard exercise Play

Elevator Animation Play

Encoding numbers Student activity Play

Equal numbers Whiteboard exercise Play

Equal numbers – wrong steps in proof Whiteboard exercise Play

Equally accurate rounding Student activity Play

Even and odd nuclei Animation Play

Even and odd nuclei Whiteboard exercise Play

Even and odd nuclei Student activity Play

Even and odd number of negative signs Whiteboard exercise Play

Even smaller than viruses Student activity Play

Explain and justify Class activity Play

Explain and justify Whiteboard presentation Play

Factors of numbers Whiteboard exercise Play

Facts and assumptions Student activity Play

Facts and assumptions – prime numbers Whiteboard exercise Play

Facts and assumptions – the sum of the numbers Whiteboard exercise Play

Famous sequences – Collatz algorithm Whiteboard exercise Play

Fermat numbers Whiteboard exercise Play

Field size and the numbers of partridges Animation Play

Finding numbers Animation Play

Finding the missing numbers Whiteboard exercise Play