atorch

Rated 4.75(2,559) — atorch

Challenge yourself with probability math puzzles! Your brain will ♥ them, and they're excellent practice for technical interviews -- especially if you expect math or probability questions. With three difficulty levels to choose from, there's a puzzle...

Rated 4.41(17) — atorch

Shortest Path is a game full of geography puzzles: your goal is to get from one country to another by crossing as few borders as possible. Think you know geography? Come challenge yourself!