Superstructs™ Classroom 300
This super-sized classroom set teaches the mechanics of Levers, Pulleys, Gears, Wheels and Axles. Designed for all levels, from young learners to advanced physics students. Discover the 3 classes of levers, explore weight distribution with pulleys, and learn ratios by building with gears! Set includes 300 pieces in a heavy-duty cardboard storage box. Ages 4+. ⚠SMALL PARTS. Not for Children under 3 years.