Polyomino Fortresses

This weekend we will play a new game called Polyomino Fortresses. Unfortunately, the rules are not provided – you’ll have to figure those out by yourself. Then we can prove some theorems about it… Math Circle OnlineSunday 8 June 2025 7pm Look to email for login instructions.

ARML 2025

New Hampshire’s top 37 student mathematicians were joined by 13 other teams from all over New England for the 50th annual American Regions Mathematics League competition. After several weeks of online practices, the three New Hampshire teams (the Rationals, Naturals, and Transcendentals) met at Saint Anselm College on Friday May 30th. Friday evening was filled …

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ARML 2025: Important Information

Congratulations to our newly selected Team Captains: Pratham Mukewar for the Rationals, Noah Haskell for the Naturals, and Sriya Bodagala for the Transcendentals. The full roster for all three teams, as well as the coaches and volunteers, is available here. All participants should print out this Permission Form (two sides, one piece of paper). Participants …

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Creature Capture

This Sunday, we will play a mathematically themed card game called Creature Capture. Math Circle OnlineSunday 18 May 2025 7pm Look to email for login instructions.

ARML 2nd Practice

The second ARML practice will be Thursday May 8 @ 7pm or Tuesday May 13 @ 7pm, where we will look at a couple more Individual Round problems, and then turn to the Relay Round. It should last 30 minutes. You may choose Thursday or Tuesday, whatever better fits your schedule. Look to email for …

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Coprime Culling Game Continued

This Sunday, we continue our investigation of the Coprime Culling game. There is an underlying pattern, first discovered by Gauss in 1801. Math Circle OnlineSunday 4 May 2025 7pm Look to email for login instructions.

ARML Practices Begin

There will be four practices for all ARML participants, starting this week: Thursday 1 May 7pmORTuesday 6 May 7pm You may attend whichever one is more convenient – we’ll be covering the same material at both sessions, focusing on some Individual Round questions. Look to email for login instructions.

Coprime Culling Game

This Sunday, we continue our investigation of the Coprime Culling game. Math Circle OnlineSunday 27 April 2025 7pm Look to email for login instructions.

Coprimes

We will continue our investigation of Defeated Soldiers. Time permitting, we will look at a new topic: coprimes, and the patterns that result when we multiply them. Math Circle OnlineSunday 20 April 2025 7pm Look to email for login instructions.