Encourage learning through play with the Constructive Playthings Kids Plastic Double Octagon Building Cubes. This set of 50 plastic building blocks comes in various colors to provide your little one with tools to play, build dexterity, and construct their own small structures. This building set features 50 separate double octagon-shaped blocks that easily fit into small hands to enhance your child's playtime. The 6 vibrant colors of this toy set keep your child engaged while providing hours of fun. This plastic building block set also introduces the concepts of shapes, counting, matching, sorting, hand-eye coordination, and more for multiple learning opportunities. These modular blocks provide versatile playtime options, making them perfect for both home and educational settings. Constructed from durable plastic with easy-to-clean surfaces, these blocks are easy to wipe clean after playtime. Each of these blocks measure 5-1/2" L. x 2-1/2" W. x 2-5/8" H. and are recommended for children from Kindergarten to grade 4. Constructive Playthings is committed to providing safe, compliant products and a healthy, safe working environment worldwide. We require that all products meet all applicable federal regulations, which we review on a continuous basis.