6 years & up. Experience the world of Lux through the patented revolutionary snapping hinge technology. Users are able to build structures which curve, bend, move, and fold! Modeled after nature at the molecular level, Lux connects not through sticking or stacking like other building sets, but through linking pieces together. Each durable building block piece connects on all 4 sides allowing for more flexible builds to create toys where any part can move. The Lux Steam Accelerator Intro set will keep young imaginations entertained for hours while immersing them into the STEAM arts of science, technology, engineering, art, and math. Set includes multi-wheels and rubber bands to create structures utilizing a pulley and gear system. Ideal for use in the classroom, home school, small group therapy, and more. Set includes 300 lux squares (100 of each color: red, royal blue, and yellow), 100 white trigons, 10 large wheels, 10 small wheels, 30 various axles and 10 rubber bands.