Poof Slinky Glow In The Dark Fun Lab
WARNING: CHOKING HAZARD - Small parts. Not for children under 3 years.
A surefire way to get kids interested in science is to find a scientific process that looks like magic, and let them play with it.* For instance, glow-in-the-dark toys are a delightful mystery: put 'em in the light for ten minutes, and you get a soft green glow that can last for hours. Just how...