Best Seller | Guidecraft Grippies Builders Toddler Magnetic Learning Toy 30 Piece Set, Metal | 4.25 H x 9.5 W in | Wayfair G8312 The toddler STEM building toy system, Grippies Builders, combines tactile exploration, magnetic play and an introduction to the basic principles of engineering and geometry. Grippies unique, magnetic rod and ball configuration provide a secure,... more | | $74.95 $69.92 FREE shipping go to store |