3 years & up. Each sand has a unique quality that children will find fascinating. the river bed and garnet sands have clean grains with a crunchy texture, while objects sink in quick sand when water is added. The knot sand has a rough texture but is extremely lightweight.
Jurassic Sands are:
Jurassic Quick Sand - A soft, all-natural desert sand that's real quicksand. Great to use wet or dry.