http://www.watercrystals.com/How_water_crystals_work.htm
to show her.
The girls thought it was *really* cool. ; )
And it IS! If we had a large enough container, we'd try and see just how big they will get...maybe I can find a bucket to experiment in tomorrow. : )
They're very interesting...but HOW is it doing what it's doing? Chemical reaction? What? Inquiring minds want to know. lol
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