An interesting background surface could improve a simple drawing. Drawing on coloured paper is a good way of making simple, black and white or pencil drawings more interesting to look at.

An interesting background surface could improve a simple drawing. Drawing on coloured paper is a good way of making simple, black and white or pencil drawings more interesting to look at.

Choose the size of your paper and start creating ... overlapping different triangular shapes. Use a thicker black marker to ...

If you like what you see, the robot will then begin to draw your portrait on a piece of paper. It does this using two human-like arms which are made from aluminium and driven by two stepper motors.