Problems
Blog posts with problems to get your brain going! You get a new problem every fortnight and the solutions are published later.
If you want the problems delivered to your inbox be sure to subscribe to the Problems newsletter.
The next problem is scheduled for late June.
You may notice some problems are missing... I'm still migrating articles from my old blog.
It's night time and 4 friends need to cross a fragile bridge, but they only have one torch. What's the order in which they should cross?
Three friends are given three different numbers that add up to a dozen. Can you figure out everyone's numbers?
