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Invidious > Channel > Mr. Denjiro's Happy Energy!

Mr. Denjiro's Happy Energy!	505000 subscribers    RSS
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11 videos Mr. Denjiro's Happy Energy! 【ワザの科学】The science of various techniques 9 videos Mr. Denjiro's Happy Energy! 【地球と宇宙】Earth and Space 14 videos Mr. Denjiro's Happy Energy! 【古代の武器】Ancient Weapons

12 videos Mr. Denjiro's Happy Energy! 【火起こし】Starting a fire 9 videos Mr. Denjiro's Happy Energy! 【音楽の科学】The Science of Music 7 videos Mr. Denjiro's Happy Energy! 【健康の科学】The science of health

7 videos Mr. Denjiro's Happy Energy! 【スポーツの科学】 The Science of Sports 7 videos Mr. Denjiro's Happy Energy! 【科学マジック】Science Magic 17 videos Mr. Denjiro's Happy Energy! 【家電のしくみ】How home appliances work

5 videos Mr. Denjiro's Happy Energy! 【天才！テスラ】The Genius Tesla 10 videos Mr. Denjiro's Happy Energy! 【遊び道具】Fun toys 11 videos Mr. Denjiro's Happy Energy! 【不思議現象】Mysterious phenomena

5 videos Mr. Denjiro's Happy Energy! 【ロウソクの科学】The science of candles 7 videos Mr. Denjiro's Happy Energy! 【お家で実験】Experiments you can do at home