Test your IQ - The Shape Puzzle - Only for Genius - YouTube
Let's Learn Shapes! Wooden Puzzle - Best for Ages 1 to 2
Self Correcting Shape Puzzles - Set of 6
Amazon.com: Montessori Wooden Puzzle Board Knob Wooden Puzzle Geometric Shape Puzzle Early Education Material Sensorial Toy for Toddler Shape & Color Sorter (5 Geometry Shape) : Toys & Games