Tangent to a circle Whiteboard exercise Play

Tangent to a circle through a point not on the circle Student activity Play

Tangent to a circle through a point not on the circle Whiteboard exercise Play

Tangent to a parabola Student activity Play

Tangent to a parabola intersecting axis in the given point Whiteboard exercise Play

Tangent to the curve at the extremum point Simulation Play

Tangents Student activity Play

The ant's route Animation Play

The boiling point Student activity Play

The boiling point Simulation Play

The boiling point Whiteboard exercise Play

The boiling point of water and the pressure Simulation Play

The boiling point of water and the pressure Whiteboard exercise Play

The boiling point of water and the pressure Student activity Play

The Celsius scale Animation Play

The Celsius scale Student activity Play

The Celsius scale Whiteboard exercise Play

The centre and the radius Animation Play

The centre and the radius of a circle Student activity Play

The centre and the radius of a circle Simulation Play

The circle as a locus Animation Play

The circle with centre at an arbitrary point Whiteboard exercise Play

The concept of pH Student activity Play

The conversion graph Whiteboard exercise Play

The coordinates of a given point Simulation Play