The Geek & Co. Science kits make science fun and affordable! With Crystal Nightlight, grow a big, beautiful crystal from alum powder, then wire up a color-changing LED circuit. Put them together to create your own nightlight that glows in a spectrum of colors!
|Featured in:||Top-10 Most-Wanted Science and Nature Toys (10/1/2015)|
Top-10 Most-Wanted Electronic Toys (8/1/2015)
April Staff Picks (4/1/2014)
ToyDirectory Product ID#: 36625 (added 3/5/2014)