Monkey Blocks Stacking Game Monkey Blocks from Popular Playthings is the gravity-defying stacking toy that's more fun than a barrel of monkeys Children and grownups alike enjoy stacking and balancing the blocks in combinations that look impossible Includes 12 monkey blocks, 6 monkeys and idea booklet with over 30 amazing shapes you can build and balance For ages 3 and up Popular Playthings provides award-winning toys that encourage learning, creativity, social interaction, and good old basic fun