Surds – the proof Animation Play

Surds – the proof (general case) Animation Play

Ten explorers Animation Play

The biggest possible area Animation Play

The distance formula in 3-dimensional space Whiteboard exercise Play

The formula for the space diagonal of a cube Student activity Play

The formula for the space diagonal of a cube Whiteboard exercise Play

The least possible degree of a polynomial defined by points Whiteboard exercise Play

The least possible volume of the rectangular right prism Whiteboard exercise Play

The possible lengths of the edges of the cuboid Whiteboard exercise Play

The possible measures of the other angles Whiteboard exercise Play

The set of possible outcomes Whiteboard presentation Play

The set of possible outcomes Class activity Play

The shortest possible perimeter Animation Play

The sides of the triangles – trigonometric ratios for selected angles Whiteboard exercise Play

The space diagonals of a cube Student activity Play

Triangles Student activity Play

Two coins Whiteboard exercise Play

Unpredictability Student activity Play

Unpredictability Whiteboard exercise Play

Volume of a pyramid – exercises Student activity Play

Volume of a regular tetrahedron Whiteboard exercise Play

What are surds? Whiteboard exercise Play

What are surds? Student activity Play

What is an irrational number? Student activity Play