Step 3
Use the thumb tack to mount the disk at it's center-point to the eraser on the pencil. The disk should be able to spin freely (it should look like a big lolly-pop).


Step 4
Take the HamsterScope and go into the bathroom (or some other place where you have a mirror and bright light). Turn the 'scope so it's facing the mirror. Spin the disk and look through the slits.

 

 Click "Next" to find out how it works!

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©1998-2003 Peggy Rathmann