Hatsumei Taiketsu Hirame Ki Shobu! 4 (Ka Ga Kuru BOOK Hatsumei Taiketsu Manga)

[Machine Translation] Seri Elementary Invention Club B Team, first public showdown! It has grown to an unbelievable scale! The Seri Elementary School Invention Club B Team, which was to have a mock showdown with the Nare Elementary School Invention Club, was speechless at the scale of the showdown, which was beyond their imagination. At this rate, it was only a matter of time before they would be humiliated nationwide! The members hastily devise a strategy to beat Nare Elementary... The principles of lift, the properties of matter, and the piezoelectric effect are explained in an easy-to-understand manner through inventions full of wacky ideas that are useful in daily life, such as the radio-controlled rubber-powered airplane, the non-slip safety crutch, and the energy-producing sidewalk. Let's have fun getting in touch with the world of science!

せり小発明クラブBチーム、初の公開対決!それが、とんでもない規模にまで膨れ上がっている?!ナレ小発明クラブと模擬対決をすることになったせり小発明クラブのBチームは、想像を超える規模の対決に言葉を失う。このままでは全国に恥を晒すのは時間の問題だ!メンバーたちは急遽、ナレ小に勝つために戦略を立てるのだが...。ラジコンゴム動力飛行機、滑らない安全松葉杖、エネルギー生産歩道など、生活に役立つ、奇抜なアイデアが詰まった発明品を通して、揚力の原理、物質の性質、圧電効果などをやさしく解説。科学の世界に楽しく触れてみよう!