This math trick can help you multiply any two-digit number by 11. Arlene Resendiz is TikTok’s resident math whiz. When she’s not working as a professional tutor, she’s teaching the internet the ...

Math is magic, according to a new YouTube video depicting the Kruskal count. Brain teasers and magic tricks help bring math to relatable real life even for the mathphobic. The Kruskal count is a ...

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"The kid starts cackling, and I realise he invented his own question in order to trick me into saying it," the teacher wrote.

An amusing parlor trick is performed as follows. Ask spectator A to jot down any three-digit number and then to repeat the digits in the same order to make a six-digit number (e.g., 394,394). With ...

One afternoon, Lori Anderson and her 7-year-old, Lindsey, spotted a small maple tree in La Mirada, California. Anderson asked her daughter how many leaves she thought were on the tree. Lindsey’s guess ...