Introduce Your Toddlers To Stacking And Matching With The Mega Bloks Build & Match Animal Tractor. This Preschool Building Toy Comes With 30 Pieces Including 2 Rolling Wheelbases And Big Blocks To Stack And Match 8 Farm Animals And Learn Colors. Toddlers Can Explore Their Imagination To Build All New Animals By Mixing And Matching The Blocks. Combine With Other Mega Bloks Sets To Expand The Fun!