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Make a top that creates colors from black! This is one of the 48 projects for our Instructables: Made In Your Mind (IMIYM) exhibition at the Children...
We are selective in our materials for cost, ease of use, and safety due to our high traffic (800,000 visitors annually). So, for our purposes, this de...
We offer optional video segments of each step for this project in the actual exhibit. Here is a compilation of all the steps.
Use a 4” diameter stencil or a compass set to a 2" radius to trace four circles onto the chipboard. Make sure to also mark the center of each. Cut out...
Fold each circle in half with the center mark on the outside. Cut a small hole in each circle (ideally smaller than the diameter of the chopstick) at ...
Tape all four circles together along the outside edge. Keep the amount of tape balanced.
Cut out the Chop Top Template (see the PDF with the materials list). This is just a Benham's Disk - if you google it, you can find lots more examples....
Using loops of tape under the template, stick it to the cardboard disk. Do NOT put any tape on top of the template.
Slide the template and the four circle disk onto the chopstick through the center holes. Tape the underside of the disk to the chopstick about 1½ - 2 ...
To spin it, hold the chopstick between your hands, then slide one hand over the other. Watch the Benham's Disk as it spins – you should see colors! T...
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