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A University of Tokyo graduate with a PhD in mathematics and a puzzle genius take on difficult arithmetic puzzles! Be sure to pause if you want to solve them together! -----------------------◆QuizKnock's main channel is here! / quizknock ◆"Learn with QuizKnock" is here! / qkmanab ◆QuizKnock's sub-channel is here! / qkkaigi ◆Twitter FukuraP @fukura_p ( / fukura_p ) Tsurusaki Shukou @Tsurusaki_H ( / tsurusaki_h ) QuizKnock @QuizKnock ( / quizknock ) ◆Add as a friend to the QuizKnock official LINE account here↓ https://lin.ee/o7VTBRo ◆For inquiries, please click here: https://quizknock.com/contact ◆Provided by Powered by QuizKnock (https://quizknock.com) ◆Materials provided by OtoLogic → https://otologic.jp Pocket Sound → https://pocket-se.info/ Maoudamashii → https://maoudamashii.jokersounds.com/ Free BGM and music materials MusMus → http://musmus.main.jp/ PIXTA → https://pixta.jp/