Peg Solitaire
Simon proving his peg solitaire solution: In a game of peg solitaire, if you win you must end up on one of these 5 points! This analysis was a little … Continue reading Peg Solitaire
Category: Math Tricks
Divisibility by 3
Nice little trick for divisibility by 3
More Puzzles from Maths Is Fun
In an earlier post, I have mentioned that for many games he programs Simon got his inspiration from the site Maths Is Fun. Perhaps I should add that at our … Continue reading More Puzzles from Maths Is Fun
Modular Arithmetic visualized with Wheel Math
Simon learned this method from a MajorPrep video and was completely obsessed about it for a good couple of weeks, challenging everyone in our inner circle to factorize numbers using … Continue reading Modular Arithmetic visualized with Wheel Math
Why the Golden Ratio and not -1/the Golden Ratio?
Take any real number and call it x. Then plug it into the equation f(x) = 1 + 1/x and keep doing it many times in a row, plugging the … Continue reading Why the Golden Ratio and not -1/the Golden Ratio?
Simon having fun solving math puzzles on Twitter.
While in Southern France, Simon really enjoyed solving this puzzle (he originally saw in a Brilliant.org vid). He was so happy with his solution he kept drawing it out on … Continue reading Simon having fun solving math puzzles on Twitter.
Triangular, Square, Pentagonal, Hexagonal Numbers
I asked Simon to show me how he’d come up with the formulae:
Number Guessing Game
Simon writes: Made a little game where the computer thinks of a number 1-100, and you try to guess it within 7 takes! Hint: the algorithm is called “Binary Search”. … Continue reading Number Guessing Game
Chaos Game and the Serpinski Triangle
Monday morning Simon showed me the Chaos Game: he created three random dots on a sheet of paper (the corners of a triangle) and was throwing dice to determine where … Continue reading Chaos Game and the Serpinski Triangle
Geeks out of the box 