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Posted on December 19, 2018

Optimal Picture Viewing Distance
How far away should you stand from a picture?

Posted on April 19, 2022

Mathematician`s Card Trick
Guessing from three boxes in one try.

Posted on January 17, 2019

Multiple Choice Quizzes
Limitations of multiple choice exams (and a potential solution?)

Posted on August 18, 2014

Countdown Numbers Game Solver
A tool for solving the numbers round games on Countdown.