Holidays bring celebration, rest and, for many families, long stretches of indoor time. For some, this means tabletop games ...

The mathematician, who liked to annoy friends with improvised brainteasers, thought for a moment or two, then raised a glass and recited: A rose-red city half as old as Time. One billion years ago the ...

Only 1% with an IQ above 150 can solve this math puzzle in 5 seconds. Are you one of those brilliant minds? Test your ...

The UK's intelligence, security and cyber agency creates a Christmas Challenge puzzle every year and this year marks a decade ...

You are a genius if you can solve this math puzzle in 9 seconds. Go ahead and test your analytical and mathematical skills!

Betsy Ross and George Washington debate the number of points for stars on the flag, Betsy wins. The post Math Puzzle for November 28, 2025 appeared first on Alameda Post.

Global warming or just one more torrid estival romance? The post Math Puzzle for December 12, 2025 appeared first on Alameda ...

The rules of Sudoku dictate that every row, column and 3×3 bolded box in the completed grid must contain the digits 1 through 9 exactly once. A surprising fact emerges from these simple rules. In ...

GCHQ has released their annual Christmas puzzle for 2025, even providing prospective codebreakers with some hints.

It's so much fun doing math while playing. I want to come to the math camp every day!” On the 6th, the ‘Children's Math Donga ...