Innovative Kids Green Start Busy Bus Wooden Toy Shape Sorter Puzzle Stacker A shape sorter, a puzzle, real rolling wheels, and 8 chunky wooden play pieces, there are so many ways to play with this Earth-friendly shape-sorter toy! Kids will find endless ways to stay busy with this VERY busy bus! Next stop - fun and learning for babies and toddlers! As they fit the play pieces through the shape sorter holes, put the puzzle pieces in the shaped wells at the top, rotate the driver from one character to another And discover all the different passengers in the windows, and use the real rolling wheels to move it