Glow stick xylophone. Put the glow sticks in cups of water and an aura comes off in the dark, when you tap them. Perfect for Halloween
A volcano in a mug. Neat idea to show kids how they work. Much more accurate than the old baking soda/vinegar idea.
Mad scientist potion.
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Cool science experiment! Dissolve egg shell off with vinegar and it will become a "naked egg" that can bounce... how fun!
tons of great science experiments...save for later :)