Tanny Toys Puzzle PlaysetThe Base Of The Game Is A 4 Piece Puzzle. Your Child Learns To Make The Puzzle By Matching The Shapes. The 4 Piece Nesting Container Nozzles Are Made In Different Geometric Shapes, And These Shapes Correspond To The Shapes On The Toy Base. This Way Your Child Trains His Mind By Learning The Concept Of Shapes And Matching. Each Nesting Container Is A Different Color And Can Be Matched To The Game Base. Your Baby Can Also Play Puzzles By Matching