Unlike Roman, Maya or Iñupiaq numerals, this isn’t a total reimagining of numbers. Instead, it’s an uncanny parallel universe. Any number without zeros retains its old appearance (1,776 is still 1,776 ...

But not long ago someone made the discovery that the North Pole is not the only starting point that satisfies the given ...

Jeff Smith is a former Math teacher and a retired US Navy Lieutenant Commander. Reach him at JeffreyRSmith@aol.com.

Bill Gates' time at Harvard University was marked by self-doubt, especially about his math skills, but this fueled his ...

Since then we have created Connections and Strands. We strive to offer puzzles for all skill levels that everyone can enjoy playing every day. Subscribe now for unlimited access.

You can test yourself with the help of the problem published by OBOZ.UA today. Its condition is quite simple: you need to tell how many times the number 7 occurs between 1 and 100. To help you better ...

February 2, 2025 • NPR's Ayesha Rascoe plays the puzzle with Weekend Edition Puzzlemaster Will Shortz and Lauren Cusitello of San Diego, Cali.

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