Noughts and crosses, or tic-tac-toe, is a simple game – but twist the rules and you can really spice it up, says Peter Rowlett
Več na: https://www.newscientist.com/article/mg26535342-600-how-breaking-the-rules-of-tic-tac-toe-makes-it-way-more-fun/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
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