Some properties of division – a factor of a sum Animation Play

Squares and cubes Student activity Play

Squares and cubes Whiteboard exercise Play

Squares of numbers Whiteboard exercise Play

Standard index form Animation Play

The classical definition of probability Student activity Play

The digits in a four-digit PIN number Whiteboard exercise Play

The divisibility by 7 test Animation Play

The four-digit PIN number Whiteboard exercise Play

The last digit Animation Play

The powers of ten Student activity Play

The simpler way to write algebraic expressions Whiteboard exercise Play

The standard index form on the calculator display Student activity Play

The three-digit number Whiteboard exercise Play

Trick Whiteboard exercise Play

What comes next? Animation Play

What comes next? Whiteboard exercise Play

What comes next? Student activity Play

Working with decimal notation Student activity Play