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Wandering Wands
Source Institutions
In this activity, learners construct wands that play different notes depending on information from light sensors programmed via a PICO Cricket.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-889.gif?itok=a2dseEnc)
First Impressions
Source Institutions
Learners experiment with a commercial photo-sensitive paper (Sunprint® or NaturePrint® paper). They place opaque and clear objects on the paper and expose it to bright light, observing the results.
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Circuit Board
Source Institutions
Learners make a circuit board that has questions and answers. When the correct answer is chosen for a question, a circuit is completed and a light illuminates.
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Changing Colors
Source Institutions
Learners experiment with a commercially available liquid-crystal coaster. They warm the material with their hands for varying lengths of time and observe the changing colors that result.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-247.jpg?itok=j0spO-8I)
Periscope
Source Institutions
In this activity, learners construct a device that allows them to look over ledges or around corners.