Fiddler on the Proof
Zach Wissner-GrossThe place for mathematical puzzles and the puzzling community. Two new puzzles every Friday morning!
| Platform |  | Pricing | Freemium | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 148 | Subscribers | Read | thefiddler.substack.com |
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Chart Rankings
How this newsletter ranks in the official Substack charts.
| #88 | |
| #85 |
Latest Issues
Recent posts by this newsletter. Browse the email archive.
Can You Hop Around the Chessboard?
A frog hops around a chessboard in a very particular way. What hopping distance will allow it to return home after four jumps?
Will You Be Right on Time?
A clock’s two hands both point to minute markers and the hour hand is 13 markers ahead of the minute hand. What time is it?
Have You Heard the Buzz?
You count aloud every whole number starting from 1. But for any number that’s a multiple of 7 or that contains a digit 7, you say “buzz.” How often are you “buzzing”?
Can You Number the Number Cubes?
You write a digit on each face of four number cubes. Using three cubes at a time, and starting from “001,” how high can you count?
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Authors
The writers behind this newsletter.
Former Puzzle Editor @FiveThirtyEight; VP STEM @Amplify; Co-Founder @SchoolYourself
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