7 simple puzzles that will blow your mind

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How many can you solve? 0:00 puzzle 1 1:40 puzzle 2 3:14 puzzle 3 4:58 puzzle 4 6:08 puzzle 5 7:34 puzzle 6 9:07 puzzle 7 Puzzle 1 Draw without lifting https://www.core77.com/posts/77744/Fun-for-Designers-Three-Quick-Can-You-Draw-This-Without-Lifting-Your-Pencil-Tests Coin https://commons.wikimedia.org/wiki/File:1884_trade_dollar_rev.jpg Puzzle 3 https://en.wikipedia.org/wiki/Coin_rotation_paradox Puzzle 4 https://myworldtheirway.com/2019/10/matchstick-puzzles-changing-directions/ Puzzle 5 https://richardwiseman.wordpress.com/2012/02/13/answer-to-the-friday-puzzle-142/ Puzzle 6 Car parking puzzle https://www.businessinsider.com/math-question-from-hong-kong-elementary-school-test-2014-6 Puzzle 7 Math Stackexchange https://math.stackexchange.com/questions/2404176/square-square-square-30-with-boxes-filled-using-1-3-5-7-9-11-13-15 Quora https://www.quora.com/Mathematical-Puzzles-What-is-+-+-30-using-1-3-5-7-9-11-13-15 Get early access to videos by supporting the channel https://www.youtube.com/channel/UCHnj59g7jezwTy5GeL8EA_g/join Patreon https://www.patreon.com/mindyourdecisions Subscribe: https://www.youtube.com/user/MindYourDecisions?sub_confirmation=1 Send me suggestions by email (address at end of many videos). I may not reply but I do consider all ideas! If you purchase through these links, I may be compensated for purchases made on Amazon. As an Amazon Associate I earn from qualifying purchases. This does not affect the price you pay. Book ratings are from January 2025. My Books (worldwide links) https://mindyourdecisions.com/blog/my-books/#worldwide My Books (US links) Mind Your Decisions: Five Book Compilation https://amzn.to/2pbJ4wR A collection of 5 books: "The Joy of Game Theory" rated 4.2/5 stars on 564 reviews http://amzn.to/1uQvA20 "The Irrationality Illusion: How To Make Smart Decisions And Overcome Bias" rated 4.2/5 stars on 55 reviews http://amzn.to/1o3FaAg "40 Paradoxes in Logic, Probability, and Game Theory" rated 4.2/5 stars on 81 reviews http://amzn.to/1LOCI4U "The Best Mental Math Tricks" rated 4.3/5 stars on 148 reviews http://amzn.to/18maAdo "Multiply Numbers By Drawing Lines" rated 4.5/5 stars on 57 reviews http://amzn.to/XRm7M4 Mind Your Puzzles: Collection Of Volumes 1 To 3 https://amzn.to/2mMdrJr A collection of 3 books: "Math Puzzles Volume 1" rated 4.4/5 stars on 138 reviews http://amzn.to/1GhUUSH "Math Puzzles Volume 2" rated 4.2/5 stars on 45 reviews http://amzn.to/1NKbyCs "Math Puzzles Volume 3" rated 4.3/5 stars on 38 reviews http://amzn.to/1NKbGlp 2017 Shorty Awards Nominee. Mind Your Decisions was nominated in the STEM category (Science, Technology, Engineering, and Math) along with eventual winner Bill Nye; finalists Adam Savage, Dr. Sandra Lee, Simone Giertz, Tim Peake, Unbox Therapy; and other nominees Elon Musk, Gizmoslip, Hope Jahren, Life Noggin, and Nerdwriter. My Blog https://mindyourdecisions.com/blog/ Twitter https://twitter.com/preshtalwalkar Instagram https://www.instagram.com/preshtalwalkar/ Merch https://teespring.com/stores/mind-your-decisions Patreon https://www.patreon.com/mindyourdecisions Press https://mindyourdecisions.com/blog/press