News

20.03.2025. We have published new puzzle Chess Knights related to the Graph Theory

01.10.2024. Whats the fastest slide of the World? Take a look at Brachistochrone.

23.12.2023. We have created a new game to work on the concepts of probability and expected value, Probabilistic Chain. The determinist version of this game is here.

08.12.2023. We have fixed an important bug: before the system sometimes took a long time to match players in tournaments, now it is fixed.