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A fun experiment combining simple electronics and common food stuffs. You'll need 4 cups of sugar, 2 cups of water, wire, electrical tape, assorted LEDs, paper cups, wax ...
Boil the 2 cups of water in the medium sized pot, adding the sugar 1 cup at a time and waiting for it to dissolve. It's important to keep ...
Take the LEDs, wire and electrical tape and wrap the wire around the leads, securing them with the tape. Wet the heads of the LEDs slightly and roll ...
After turning the sugar syrup off wait 5-10 minutes for it to cool, then pour it into either glass jars or paper cups. My first attempt was with ...
Set aside in a cool place away from direct light and wait 1-4 weeks, depending on how large you want the crystals to be. Peel off the paper cup ...
Set on a sheet of wax paper and allow to dry for a day or so. After completely dry, test with a 3V coin cell battery. You'll notice that ...
I'd advise you not to eat this experiment- LEDs are small enough to be accidentally swallowed so use caution if you do this experiment with kids. Have fun!
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