An assembly toy of a Z-shaped rotor star that utilizes the effects of electricity. You can learn about the effects of electricity while playing! The study of "the effects of electricity" is frequently tested in junior high and high school entrance exams. How about overcoming your weaknesses while having fun? - Model: Z-shaped Rotor Star - Made in Japan - Included: All parts - Colors: Blue/White/Red - Features: Effects of electricity ※ This is a completed product. ※ Batteries are not included (due to shipping regulations). Thank you for viewing.