For full functionality of this site it is necessary to enable JavaScript. Here are the instructions how to enable JavaScript in your web browser .

(Canvas drawing not supported by your browser.)

Controls:

Move mouse left and right to alter the curvature.

Use the '+' and '-' buttons to change the base polygon.

Click the mouse to start or stop the spinning.

For more demonstrations, see the hyperplay page: https://github.com/timhutton/hyperplay.