3” cubes imprinted with over 100 preK-2 sight words that combine learning with play. Words are color-coded by type (adjective, noun, verb, etc.) to make sentence forming fun and easy. Kids can roll blocks like dice to form sentences, look for familiar letters or words, stack blocks to make sentences, and much more. Guided play activities included. Blocks are made of sturdy display board and are coated with a water-resistant coating for easy clean-ups.