IQ BUILDER toys are specifically engineered to develop the cognitive system, promote learning and provide hours of productive play. With our unique and innovative building toy set, rest assured your kids are spending their time getting a brain-push while collaborating with others to create fun block-structures. Kids love these creative learning solutions that are perfect for enhancing fine motor skills and improving hand-eye coordination, logic and problem-solving abilities. Our safe and toxin-free toys facilitate early childhood progress and brain development so gift the kids a chance to grow up to become inspirational leaders of tomorrow. FEATURES: *Innovative design with 40 connecting balls, 5 wheels + wheel connectors and 88 different length ball connectors for unlimited design options. *24 cover plates to colorfully decorate finished geometric designs. *Easy wash with a warm water bath to prevent germs from sticking around Toy storage box that makes for a great stocking container for when not in use.