Car headlights Animation Play

Carboxylic acids Whiteboard presentation Play

Carboxylic acids Class activity Play

Cartesian coordinate system of 3-dimensional space Whiteboard exercise Play

Cartesian coordinate system of 3-dimensional space Student activity Play

Cartesian coordinate system of the plane Student activity Play

Cartesian coordinate system of the plane Whiteboard exercise Play

Cartesian equation of the locus of points equidistant from two points Animation Play

Causes of point mutations Student activity Play

Causes of point mutations Whiteboard exercise Play

Centre of a circle at an arbitrary point Animation Play

Centre of enlargement Whiteboard exercise Play

Centre of enlargement Student activity Play

Centroid of a triangle Animation Play

Characteristic rays Animation Play

Choosing the right points Animation Play

Chord bisector goes through the centre Student activity Play

Circle in the Cartesian coordinate system Whiteboard exercise Play

Circle inscribed into a parallelogram Simulation Play

Circle inscribed into a square Simulation Play

Circumcircle of a triangle Animation Play

Circumscribed circles, inscribed polygons Animation Play

Circumscribed circles, inscribed polygons Student activity Play

Coding a message Whiteboard exercise Play

Common tangents Student activity Play