Grow your own colourful crystal in the container provided with this kit from 4M. It€s a fun sparkling chemistry experiment that everyone will enjoy! No two crystals grow in the same way so every child will have their own unique result! more
Best prices on Ottoy kids science experiment kit, 4M, Colors in Learning Toys. Check out Bizrate for great deals on popular brands like 4M. Use Bizrate's latest online shopping features to compare prices. Read product specifications, calculate tax and shipping charges, sort your results, and buy with confidence. Easily narrow your search and find the product that's perfect for you.