Tangram Blocks with Pattern Cards - Build Animals with Blocks Recreate the animals on the pattern cards with the plastic snap together blolcks manipulatives 8 professionally printed double-sided cards printed on cardstock and laminated 16 tangram animal patterns total. 20 plastic colorful blocks (square and triangle) that snap together. Animal patterns included: Dog, chicken, duck, cow, cat, turtle, snail, camel, bear, swan, giraffe, penguin, fish, hedgehog, rabbit and fox.