Watch a festival of pink micro crystals grow and bloom before your eyes with this crystal growing kit from Copernicus, fun and educational! Includes everything you need to grow your own mini cherry blossom tree, it's like having springtime in a box. Just add water and watch the pink efflorescent micro crystals form foliage on the tree trunk. Kit includes a paper tree form, tray, terraforming solution and instructions. Box measures 3.5 x 2 x 7.5 inches. Suitable for ages 6 and up with adult supervision.