Usatdd 180 Pcs Wooden Tangrams Pattern Blocks Set Geometric Manipulative Shape Puzzle Kindergarten Classic Educational Montessori Toys For Kids Toddlers Ages 4-8 With 24 Pcs Flash CardsUseful For Many Concepts: 130 Blocks There Are Plenty For Making Many Different Patterns. These Blocks Work On Those Cards Perfectly And Learning Advantage Cards Have Simpler & Nicer Designs (I. E., Rocket, Car, Owl, Geometric Pattern, Etc.) For Kids. A Drawstring Bag Is Included For Easy Travel And Storage. Great Sturdy Shapes: 6 Colors & Shapes: 20 Purple Squares, 15 Red Hexagons, 15 Yellow Trapezoids, 20 Green Parallelograms, 30 Blue Skinny