Mathematical Knots
And Simon learned that a Mobius ring is a knot, too.
Category: Crafty
Romantic Mobius Origami
Inspired by the videos by Matt Parker and James Grime: Simon also made the Borromean rings: And cubes (which Simon now uses to practice juggling!)
Magic Cards in Base 3!
Simon has developed his version of the Magic Cards, this time in Base 3. He invented this system completely on his own and actually created a program in Processing … Continue reading Magic Cards in Base 3!
Math Magic
Simon showing math magic tricks at Easter celebrations with extended family and Dad’s colleagues:
Simpson’s Paradox
Here is another interesting puzzle Simon learned from the SingingBanana math channel, about two drugs undergoing testing in the course of two days. The fish drug cured 63 out of … Continue reading Simpson’s Paradox
Pop-Up Dodecoration
Another paper dodecahedron, now a pop-up one! The idea comes from an old video on the SingingBanana math channel.
Dodecoration
Simon has been begging me to do this project together for days (fans of dodecahedrons that we are) and finally we made it – our own origami dodecoration! Simon learned this … Continue reading Dodecoration
The Mathematical Flag of Nepal
Simon learned this from a Numberphile video. And the finished works:
Calculating Pi by weighing circle and square
This experiment has been inspired by Matt Parker and his Stand Up Math channel. As one of our Pi day activities, Simon attempted to calculate Pi by weighing a circle. … Continue reading Calculating Pi by weighing circle and square
Mental Logs Trick
Simon learned this trick from a Numberphile video. He made mental log sticks himself. He first programmed the nets in JavaScript and printed them out, then filled in the grids by … Continue reading Mental Logs Trick
Calculating Pi with a Pendulum
This video has been inspired by the wonderful Matt Parker and his video on the Stand Up Math channel: Yesterday was Pi day and we are still celebrating! Simon experiments … Continue reading Calculating Pi with a Pendulum
Geeks out of the box 