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If you like challenging math problems then you might consider joining this club. Problems are usually posted at least once a week. And if you think you have a solution

The International Slide Rule Group "ISRG" is devoted to collectors of slide rules and associated mechanical calculating instruments. You may

Guided Math is a flexible instructional framework that enables teachers to develop students’ deep mathematical understanding and computational fluency by

The topics discussed are for example: * advanced mental calculation tasks (like extracting roots or multiplying big numbers

Welcome to the virtual math club and mathematical discussion center. It is the place where everybody who loves math, curious about math or has mathematical problem can join easily and ...(more)

The 47 Society Mailing List was first established in 1994 as a forum for sharing the enigmatic sightings and occurrences of the number 47. It

Instill a Love in Learning Children who have a broad foundation of knowledge and background on a variety of subjects will find school and learning easier and more

A group for exploring the 5000 year old tecniques in mathematics.

Discussion of harmonic analysis and all related fields (wavelets, representation theory, PDE, Fourier series, etc.), including announcements of conferences