Skak giver mange brikker at flytte rundt med - sn.dk - Sjællandske Nyheder
Skoleskak gør børn bedre til matematik | Kristeligt Dagblad
Allan Christophersen on Twitter: "Jens has even made the source code available as well as provided a handy diagram of how it works. https://t.co/hOWtjwy0ei https://t.co/b8SBWT99uo" / Twitter