interactivity
Virtual Geoboard
A virtual geoboard that allows you to create shapes by stretching rubber bands between pegs on the board. Allows a variable number of pegs and variable grid geometry and includes a point labeller.
problem
Board Block
Take it in turns to make a triangle on the pegboard. Can you block your opponent?
problem
Favourite
Inside Triangles
How many different triangles can you draw on the dotty grid which each have one dot in the middle?
problem
Favourite
Happy Halving
Can you split each of the shapes below in half so that the two parts are exactly the same?