SCIENCE FOR CHILDREN-Having already done this, it was a great addition for sand and sensory for even toddlers. Developmentally appropriate for children of all ages depending on what is added. Will absolutely do this again and again, the children loved it!!
Easy Crafts To Make and Sell - Ribbon Bookmarks - Cool Homemade Craft Projects You Can Sell On Etsy, at Craft Fairs, Online and in Stores. Quick and Cheap DIY Ideas that Adults and Even Teens Can Make http://diyjoy.com/easy-crafts-to-make-and-sell