Discover the laws of nature with machines on land, water and in the air.

Water models: jet, submarine, catamaran and boat.

Land models: racing, tricycle, automatic brake system, automatic suspension system and crane.

Air models: helicopter, glider, windmill and falling leaf.

Engineering models: crane, turntable, hydraulic arm, scissor lift and distance tool.

Optics models: camera stabilizer, tripod, selfie stick and smartphone microscope.

Explore marine vehicles, submersibles, buoyancy, wind energy, rotation, gears, energy conversion, center of gravity, balance, pneumatics, hydraulics, statics, optics and much more.

Includes water tanks, reservoir and built-in air pump, compressed air pistons, shift valves, pipes, structural spokes, axles, gears, wheels, belts and more.

Instruction manual for building 22 models.

Manual