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Pickle-oh!: Musical Pickle Instrument
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What's a Pickle-Oh? Two pieces of pickle on a stick are connected to a Pico Cricket (micro controller). When you slide the pickles apart the note changes.
Make Your Own Batteries!
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This activity (on page 3 of the PDF under GPS: Body Electricity Activity) is a full inquiry investigation into conductivity.
Neural Network Signals
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In this activity, learners create an electrical circuit and investigate how some dissolved substances conduct electricity.