Below you can find all the blog posts that contain problems!

\(n\) mathematicians with numbered party hats gather around in a circle... It is a matter of life or death!

Is it true that every integer you can think of has a multiple written out only with \(0\)s and \(1\)s?

In this post I talked about the riddle of the water buckets. Now I challenge you to prove that in some situations it is *impossible* to solve it!