Brain Training Educational Number:Preschool Chunky Number Puzzle Counting, With Full Of 20 Pcs Colorful Learning Number Puzzle And With Plus, Minus, And Equals Signs, Kids Can Improve Their Number Learning, Color And Cognitive Ability, Inspire Kids? Imagination As Well As Promote Their Physical And Intellectual Development. Colorful Numbers And Stimulating Toy: Five Different Colorful Educational Number Puzzles, With A Square Stacking Board, Preschool Toddlers Can Develop Their Coordination Abilities And Creativity With Puzzle Sorting, Hand-Eye Coordination And Patience.