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Escape From Model Land
We review the eighth (and last) of this year’s nominees for the Book of the YearSpam calls and number blocking
Michael Wendl really wants those spammers to stop calling himChristmas puzzle #1: Christmas tree sudoku
Puzzle #1 in our 2020 Christmas puzzle seriesA few of Euler’s masterpieces
``Read Euler, read Euler, he is the master of us all." -- Laplace. An invitation to join us in celebrating Euler's 311th birthday by appreciating a few of his great contributions to mathematics.Christmas cracker joke II
This post was part of the Chalkdust 2016 Advent Calendar. Newton: "Are you going to the Fibonacci themed Christmas party?" Euler: "Yes! I heard it's going to be as big as the two previous years put together."Top Ten: Colours of chalk
The definitive chart of chalk's greatest colours