Kids 6+ can play with linear algebra … and you can, too
A huge idea in advanced mathematics is that you can add objects that aren’t numbers. People often don’t learn about this surprising concept until college…
Welcome! What will you play today?
Sorry! + an unsolved conjecture = this printable math board game
When did you learn that there are still unsolved problems in mathematics?
Do you have a favorite unsolved problem?
For me, it’s a close tie among…
Printable Yodoku puzzles for 5-8 year olds
The goal of Yodoku is to place consecutive integers 1, 2, 3, … so that the numbers in each row and the numbers in each column are always increasing. This means…
