☆ What are STEM Toys? STEM toys encourage kids to develop skills in the core disciplines of science, technology, engineering, and mathematics. AMTOP Circuit Buidling Blocks are one of the STEM Toys. Why not have one for your kids? Advantages of AMTOP Electronic Blocks STEM Discovery Kits: ☆ Building blocks, four in one spelling Instructions in the spelling of the circuit and the formation of a detailed description of the method can improve children's understanding of science and exercise children's ability. ☆ Gorgeous lighting, effects safe and reliable Turn on the switch, you can send gorgeous lighting effects, each battery box is equipped with fuses behind, in order to prevent the battery short circuit in use, to better protect the safety or children. ☆ Not easy to short circuit& Energy Saving Fuses are installed behind each battery case to prevent the battery from short-circuiting. With 3 ordinary batteries (not included in package), you can continue to use more than 300 hours. ☆ How does it work? Please follow our User Manual. For example, according to the picture assembly, first install the fan (60) on the motor (95), and then turn on the switch (62). Since the motor (95) reverses and the air flows downward, when the motor (95) rotates to a certain speed, press the switch again (62), UFO will automatically fly.
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