Crack open a colourful gem surprise! Using the included play hammer and chisel, kids can crack open each reusable play geode and discover the translucent plastic gemstones inside, then snap them back together to play again. Gems double as manipulatives and come in 8 different colours and 4 different shapes. You might find a red heart, a purple triangle, a green diamond or more fun combinations. Includes a storage bag for fast and simple clean-up.