Catenary vs Parabola
Simon has been studying the differences between a catenary (the curve a free hanging chain makes) and a parabola (the trajectory of a thrown ball), via the SingingBanana math channel. … Continue reading Catenary vs Parabola
Tag: homeschooling
Pop-Up Dodecoration
Another paper dodecahedron, now a pop-up one! The idea comes from an old video on the SingingBanana math channel.
Cyclic Numbers
Simon explains what cyclic numbers are, shows them in action (pretty spooky trick!), talks about which formula to use to look for them and how he employs Wolfram Alpha in … Continue reading Cyclic Numbers
Brain Teaser
Simon takes two glasses, filled with equal amounts of milk and water each. He takes exactly one spoon of milk, pours it into the water and gives it a good … Continue reading Brain Teaser
Recursive Stuff
Simon: The expression of the probability that A wins includes the probability that A wins. Me: Aren’t you getting a headache from this? Simon: I’m used to this recursive stuff. … Continue reading Recursive Stuff
Reds and Greens
Simon has crafted a nice game today, inspired by a video in which mathematician Katie Steckles shows several mathematical games. Simon wasn’t sure what the game was called so he … Continue reading Reds and Greens
Live Stream #12: 15’s Puzzle Redo
Simon had quite an audience yesterday during his live lesson. In this week’s session, Simon remade his 15’s Puzzle in Processing and explained the math behind it. He plans to finish … Continue reading Live Stream #12: 15’s Puzzle Redo
Special Magic Square
Simon shows a very special kind of magic square in which not only the rows, the columns and the diagonals add up to the magic number but also “plus signs”, … Continue reading Special Magic Square
The Nine Digit Number Problem
Simon is working out a math problem looking for a nine digit number in which the first two digits firm a number divisible by 2, the first three digits form … Continue reading The Nine Digit Number Problem
Simon’s Cypher code
Simon developed this cypher code himself, it’s based on the number layout on a cll phone.
Tantrix Game in JavaScript
Simon talking about his Tantrix Game code and the math behind it. It has been Simon’s first community project, many thanks to everyone who has contributed hexagonal tiles for the … Continue reading Tantrix Game in JavaScript
Geeks out of the box 