掃除機のしくみ/How a Vacuum Cleaner Works

3:01
エアコンのしくみ/ How Air Conditioners Work

3:01
音が出るチョコレート/Chocolate that Makes Noise

3:01
強化ガラスの秘密/The Secret of Tempered Glass

21:10
(3+3+3+3)+3軸トゥールビヨンを作ってみた

7:26
Yapay Zeka Yüzünden Tüm Ekibim İşten Çıkarıldı!

27:00
求めよ!さらば与えられん 世界標準「ウエノコイル」のヒミツ

22:55
Dünya'nın En Akıllı Kuzgununu Bir Sınava Soktuk

9:31