You might find it helpful to use our shapes template PDF (189KB) as a guide. 2. Draw a zigzag line, starting near the centre of the circle. At the bottom add a small rectangle. 3. Use the thicker pen ...

Estimate the midpoint and draw a dot using a pen. Draw over both squares and the diagonal lines between them and erase the rest of the pencil lines. That's how you draw in perspective!

It’s a simple robot that drags a pen around to draw on paper. [Tim] decided to build one that uses a simple skid-steer design to get around the page. An Arduino Nano is the brains of the ...

which provides just enough pen-to-paper pressure to reliably draw lines without lifting off or scratching the paper. We can’t help but be impressed with the overall look of the machine ...