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Learners can program a compass to draw a circle by itself using a Pico Cricket, some Legos, and lots of tape! Pico Cricket is required.
This activity requires a Pico Cricket (tiny computer).
From this How To slide show, you create an Audio Tape Bow that can play distorted audio sounds by running it across a tape head.
In this activity, learners use UV light to transfer a pattern onto a plastic board. The pattern is transferred by placing a mask (a transparency sheet with the pattern) on a plastic board.