Smithsonian Magic Rocks Crystal Growing Kit

These Smithsonian Magic Rocks are a fun way to teach principles of science to children. They come with a compact aquarium that you can use to hold goldfish or other small species. This Smithsonian rock kit allows kids to create their very own colourful crystals that grow up to 4 in height.

Product Specifications

• They look attractive, especially when you place the included space background behind them.
• The crystals reach their full height in just two hours for fast results.
• Your kids can keep the aquarium up to enjoy as a decoration.