YOUR TAX-DEDUCTIBLE CONTRIBUTION PURCHASES THIS ITEM FOR OCS - THANK YOU! A child will actually be able to construct a mechanical, jumping frog with their WEDGiTS Deluxe set. WEDGiTS offer creative challenges to the aspiring young engineers and scientists in your family. The open ended design of WEDGITS stimulates children's perception and reasoning skills as they experience different ways to stack, nest and align these rhombus and octahedron shaped toys.