STEM Kit Advanced Principles of Applied Physics Build a wind turbine, a crane, a pendulum clock, a sail machine, a Martian robot, a ball game, a hammer machine, a centrifuge, a force balance and dozens of other models. ●Experiment with simple machines: gears, levers, screws, inclined planes, pulleys, wheels and axles. ●Learn and understand the most important laws and equations of physics. ●Read about amazing applications of physics in the real world. ● 37 experiments allow children to learn the fundamental laws of mechanical physics, gravity, simple machines, acceleration, momentum and more. ● Real-world physics applications. ● The motor box increases the driving torque by 28 times and runs all models smoothly. The parts in this kit are compatible with parts from other Gigo construction sets. Contains 306 pieces, 37 models, instruction manual. Requires 2 AA batteries. Recommended age: +8 years. Made of plastic. According to EN71&ASTM regulations. WARNING: Not recommended for children under 3 years, contains small parts. Adult supervision is recommended during play. Read the instructions before use, follow them and keep them for reference. Made in Taiwan by Genius Toy.