Amazon has some awesome deals on K’Nex Building sets!  Save up to 42% off!  Kids love these and they make great gifts! K’NEX 375 Piece Deluxe Building Set $11.58 (was $19.99) Ships Free with Amazon Prime (Try a FREE Membership) Set includes 375 Classic K’NEX pieces: rods, connectors, wheels and more! Includes 30 building ideas Open […]