Best Archimedes Principle Kit

Mech Planet: A Mecha Space Opera Adventure (Metal Fury Book 2)

Kit contains 1 plastic bottle, 4 fins (One for spare), 1 fin support, 1 bung, 1 bung connector, 1 pump connector, 1 extension plastic pipe and detailed instruction..
See how the rocket flies, Blasts over 30 feet.
Mechanics kits are innovative, inspiring and full of action.
Kit includes all required parts and instructions.
Educational kit that demonstrates a science principle.

【Working Principle】Through the principle of electromagnetic induction, the easy to magnetize metal bolts/nuts within the working range of the coil are heated, so that the bolts are heated and expanded, so as to quickly take out the bolts. No open flame cause by the heating, to ensure your working environment in safe..
【Reasonable Design】The built-in cooling fan can effectively prevent the heating device from overheating, can protect heat sensitive components and prolong the service life of equipment.
The built-in LED lights at the end allowing you to work smoothly in the dark.
Granular non-slip handle is ergonomically designed for a more comfortable grip..
【With 4 Coils】 With 4 different sizes of coils, a variety of coil models and sizes can be adapted to work requirements in many ways. Make your workflow smoother..
【Wide Application】 The magnetic induction heater kit mainly used for heating threaded nuts and rusty screws to loosen them. It can also be used for automobiles, machinery, and various small Heat treatment of metal parts such as gears, pulleys, pulley, bearings, etc..

✔【Wide - Application】: Smart robot car is the most widely used in school for helping students to learn about the soldering project knowledge of mechanical structure, electronic basis skills, the principle of sensor, automatic control, soldering skill and so on. This kit includes TWO items, you can supervise the inexperienced kid. You both will spend quality time together and enjoy the pleasure of DIY electronics soldering..
✔【Easy Assembly】: The operating principle is provided as product pictures shown and we provide electronic manual for you. It's much easier to assemble which is great for kids, beginners and hobbyist..
✔【Its Principle】: As the light reflectivity is different when the light is emitting on the white and black items. It uses the photoresistor to tell if the smart car is on the right way or not. Smart tracking car can discriminate the direction automatically that it can run freely along the black tracking line..
✔【Design Your Runway】: You can also use the 1.5~2.0 cm black electrical tape directly on the ground to design the complex runway. It would be even more fun!.
✔【English Manual】: We provide paper English instruction come with the product. You can scan the QR code in the last picture to get PDF manual. Yo....