Introduce Your Toddlers To Stacking And Counting With The Mega Bloks Build & Count Bus. This Preschool Building Toy Comes With 45 Pieces Including A Rolling Wheelbase, Moveable Stop Sign, And Big Blocks Featuring Numbers 1 Through 10 And Decorations. Little Builders Can Learn To Count When They Stack And Match The Numbers To The Decorated Blocks. Combine With Other Mega Bloks Sets To Expand The Fun!