credits to gootube for the working lever design. warning: THIS IS HARD
steps (in order)
cut out the circles
fold up B**
roll up D*
Put B onto D* **
Put D's tabs into C's holes*
Put C on to A
fold up A
*= string or a toothpick may work instead of D
**= fixed B's holes
How to Print?
1.Click on the papercraft design image.
2.Make sure it has not been resized by your browser (you might need to click the image again).
3.Print using your browser's Print function.