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Creating the Sand Pile
from http://www.monkeysee.com
tags: sandcastle, crenellate, sculpt, more...straw, trowel, grains, sand, tool, roman, castle, layout, irish, build, create, design, german less
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How to Make a Voltaic Pile Battery
from http://www.monkeysee.com
tags: circuitry, current, film canister, more...volt, led, voltage, experiment, circuit, science, battery, potato, lemon less
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