a homeschooling blog about Simon, a young mathematician and programmer, and his little sister Neva. Visit https://simontiger.com
Simon has been watching a lot of Mathologer’s videos lately, mainly about Euler’s Number (e) and Pi. He is fascinated by the proofs Mathologer presented of why each number is … Continue reading The irrationality of Pi and e
Never a dull moment sitting down at a summertime terrace together with Simon. Just had a swim at the local pool and thought he was tired, but there he goes: … Continue reading Tic Tac Toe with Numbers
Simon and Neva make a 3D projection of a Hypertetrahedron – one of the regular solids in 4D – using straws. Simon looks up the formula for the center of … Continue reading 4D Solids at our home!
Looks like someone’s been studying a variety of bases…
Simon what is this, what are you making? – I was posh enough to make the tables of multiplications in base 12!
Simon: Mom, there’s no number that’s close to infinity. I: There isn’t, is there? But even when I realise it’s true, I have trouble imagining this. Simon: This is the … Continue reading Imagining infinity
Simon reading from his favourite book by Murderous Maths – The Most Epic Book of Maths Ever, the chapter about the famous problem on filling a chessboard as a geometric … Continue reading A big number
We are watching a Netflix series as Simon comes up to me and says: Mom, give me an odd number! I go, “All right, ahh, 13!” – He starts scribbling … Continue reading Pythagorean triples as a grid
Set the six figures (pawn, queen, rook, bishop, king, knight) on a chessboard in such a way that every marked cell is threatened that number of times. For example, if … Continue reading Three chess puzzles
Simon got these from the Scam School channel. I first only got a strip paper with a sequence of green sticks written on it, separated by comas. Simon did tell … Continue reading A quiz full of fun tricks
The above formula allows you to take any number (n) and get it back as a result of many calculations. Simon remembered we had read about it (something like a … Continue reading Recursive Math Tricks
Move three matches and turn the grid below into three identical squares. Another puzzle with the same grid: place six coins in the grid without creating a three in a … Continue reading More puzzles
Geeks out of the box 