Common polygons – a hexagon Whiteboard exercise Play

Common polygons – a kite Whiteboard exercise Play

Comparing sets of data using box plots Student activity Play

Comparing sets of data using box-plots Whiteboard exercise Play

Compiling the data Whiteboard exercise Play

Compiling the data Student activity Play

Completing the table Whiteboard exercise Play

Conclusions Student activity Play

Conclusions Whiteboard exercise Play

Constant speed Whiteboard exercise Play

Constant speed or constant time Student activity Play

Covering the area using rectangles Animation Play

Covering the square with figures Simulation Play

Cracked wall Whiteboard exercise Play

Critical mass Whiteboard exercise Play

Critical mass Student activity Play

Critical mass Simulation Play

Curiosity Animation Play

Curling Simulation Play

Cylinder Simulation Play

Cylinders Student activity Play

Decomposition of ammonia on a metal surface Animation Play

Decorating the ceiling Whiteboard exercise Play

Decreasing pressure Student activity Play

Defining inequalities in a coordinate system Simulation Play