I discovered a very addictive game called KenKen (Also known as Kendoku or Calcudoku). Many around the world are playing it! It was created by Tetsuya Miyamoto, very impressive teacher! I wish that I had KenKen in my school days, it is a fun way to learn maths. Following are some useful links for you to discover by yourself:
- How to play KenKen? - Tutorial
- Creator of KenKen.
- PLAY KenKen
- Another site to PLAY KenKen or Calcudoku
- Yet another site to PLAY KenKen or Mathdoku
- Although the above sites gives printable versions of KenKen here is another site that lets you generate your own KenKen puzzle Online KenKen Generator
- KenKen for Teachers!