Kid-safe turbine that sends foam balls flying through a network of modular tubes Encourages spatial reasoning, creativity, experimentation, problem-solving, STEM learning Connect and arrange the tubes any way you want Accessories let you experiment with airflow and physics Fan unit features simple on/off button, large dial with LED indicators for adjusting airflow Experiment with how different levels of airflow affect movement Fan unit has a rubber carrying handle Rechargeable battery - 1 hour runtime on full speed, 3 hours on half speed Features auto shut-off after 15 minutes to prevent battery drain Includes 20 colorful EVA foam balls, 6 transparent 12-inch tubes, 6 transparent orange corner tubes, 1 T-tube, 1 silicone funnel, 12 easy-fit connectors, 1 fan unit, charging cable Packaged in a reusable storage/carrying case Plugs into a wall outlet to recharge - Recharges in under 2 hours

Fan unit measures 11.5 x 6.5 x 6 inches High-quality materials and construction - Lasting durability, exceptional play experience