Flipping Pancakes

This article was originally published in the Winter/Spring 2016 edition of the MTCircular.   Facebook Twitter The Pancake Problem is a sorting problem with connections to computer science and DNA rearrangements, which leads to discussions of algorithms, sequences, and the usefulness of approximations and bounds. Te original problem was frst posed by mathematician Jacob Goodman …

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Liar’s Bingo

This article was originally published in the Winter/Spring 2015 edition of the MTCircular.   Facebook Twitter Patterns are one of Math Circles’ great levelers. From recognizing a pattern to generating terms, to abstracting and making inferences, tasks based on patterns embody the “low-threshold, high-ceiling” trait of good problems. Liar’s Bingo is all about patterns, and …

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The Dollar Game

This week’s activity highlights a mathematical game demonstrated by Dr. Holly Krieger from Murray Edwards College, University of Cambridge.  You can view her presentation of the game on the Numberphile Youtube channel linked here.  We will also be using the Dollar Game applet developed by tech startup Hoodies to help explain the game and possible strategies. …

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Geometric Puzzles, Virtually

During February’s Online Math Teacher Circle session, Henri Picciotto presented geometric puzzles that educators and students could attempt virtually using online manipulatives he created. Facebook Twitter Tangrams The session started with an explanation of Tangrams. The Tangram is a set of seven geometric shapes made up of five triangles, a square, and a parallelogram. …

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Four Activities from Math Monday

This week we’re highlighting a few activities previously demonstrated on Math Monday by Puzzle Master and Math Monday founder Scott Kim. You can also view these broadcasts and more on our Math Monday Youtube Playlist. Facebook Twitter Bongard Problems In this session, student learn about Bongard Problems — logic puzzles named for Russian computer scientist …

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