JEANNY PULL-WIRE GEAR RACE CAR
Grasp the pull buckle by hand to pull the cotton thread. the gear will rotate. the thread rebounds. friving the gear to rotate and drive the race car forward at high speed ..
JEANNY HYDRAULIC MECHANICAL LOADER
the piston rod of the syringe is pushed by hand. Examine how mechanical energy is transmitted when the water pressure is transformed into mechanical power from the water to the loader. Watch how science works when the loader begins to load. ..
JEANNY HYDRAULIC ROBOTIC HAND
make your own hydraulic robotic hand and amaze your friends with its realistic gripping movements..
JEANNY MANUAL PROPELLER PLANE
turning the propeller by hand. you will find that the rubber band also rotates along with it, this is the kinetic energy you release, which is converted into the elastic potential energy of the rubber band. ..
JEANNY MECHO MOTORISED DINOSAUR
Learn how the motor system works. Assemble a circuit to drive a wooden dinosaur. Learn to explore the basics of mechanics...
JEANNY RUBBISH CART ROBOT
Construct a trash bin that can walk across your desk top, floor and wherever you like, use it to help keep your home green and clear, easy to build and no screws are needed ..
JEANNY SOLAR RACER
no batteries required!Size 21.5 cm x 16.5 cm x 5.5 cmSuitable for Age 8+ years...
JEANNY TANK MODEL
Make your own tank model and amaze your friends with it realistic off road capability.Item Size 21.5×16.5×5.5cm12pcs..