#ThisWeeksFiddler, 20251219
This week the #puzzle is: Happy (Almost) New Year from The Fiddler! #MagicSquare #primes A magic square is a square array of distinct natural numbers, where each row, each column, and both long diagonals sum to the same “magic number.” ,,, A prime magic square is a magic square consisting of only prime numbers. Is […]

https://stuff.ommadawn.dk/2025/12/24/thisweeksfiddler-20251219/

#ThisWeeksFiddler, 20251212
This week the #puzzle is: Can You Topple the Tower? #geometry #trigonometry #CenterOfMass #integral A block tower consists of a solid rectangular prism whose height is 2 and whose base is a square of side length 1. A second prism, made of the same material, and with a base that’s L by 1 and a […]

https://stuff.ommadawn.dk/2025/12/16/thisweeksfiddler-20251212/

#ThisWeeksFiddler, 20251128
This week the #puzzle is: Can You Take the Heat? #combinatorics #coding #recursion In the YouTube show, “Hot Ones,” guests answer interview questions while consuming 10 hot sauces, one at a time, ranked in increasing spiciness from 1 to 10. You have been invited on as a guest and want to prepare for the show. […]

https://stuff.ommadawn.dk/2025/12/02/thisweeksfiddler-20251128/

#ThisWeeksFiddler, 20251121
This week the #puzzle is: A Loopy Holiday Gift Exchange #probabilities #coding #montecarlo #combinatorics You are participating in a holiday gift exchange with your classmates. You each write down your own name on a slip of paper and fold it up. Then, all the students place their names into a single hat. Next, students pull […]

https://stuff.ommadawn.dk/2025/11/25/thisweeksfiddler-20251121/

#ThisWeeksFiddler, 20251114
This week the #puzzle is: Can You xxxxx #topic (template, will be updated later, results are below) xxx xxx xxx And for extra credit: xxx xxx xxx Can You xxx? Highlight to reveal (possibly incorrect) solution: Program Desmos Result: 2/π ≈ 0.636619772368. And for extra credit: Desmos Note that the line going through the 2 […]

https://stuff.ommadawn.dk/2025/11/18/thisweeksfiddler-20251114/

#ThisWeeksFiddler, 20251107
This week the #puzzle is: The Randy Hall Problem #probabilities #MontyHall You are a producer on a game show hosted by Randy “Random” Hall (no relation to Monty Hall). The show has three doors labeled 1 through 3 from left to right, and behind them are various prizes. Contestants pick one of the three doors […]

https://stuff.ommadawn.dk/2025/11/11/thisweeksfiddler-20251107/

#ThisWeeksFiddler, 20251031
This week the #puzzle is: How Much Does Game 1 Matter? #probabilities #combinatorics #PascalsTriangle #animation You and your opponent are beginning a best-of-seven series, meaning the first team to win four games wins the series. Both teams are evenly matched, meaning each team has a 50 percent chance of winning each game, independent of the […]

https://stuff.ommadawn.dk/2025/11/04/thisweeksfiddler-20251031/

#ThisWeeksFiddler, 20251024
This week the #puzzle is: Will the Odds Be Ever in Your Favor? #odds With the regular season over, there are two clear favorites for baseball’s American League Most Valuable Player (MVP) award according to ESPN: – Aaron Judge of the New York Yankees, whose odds are -150.– Cal Raleigh of the Seattle Mariners, whose […]

https://stuff.ommadawn.dk/2025/10/28/thisweeksfiddler-20251024/

#ThisWeeksFiddler, 20251017
This week the #puzzle is: Can You Reach the Edge of the Square? #average #geometry #trigonometry #integral You start at the center of the unit square and then pick a random direction to move in, with all directions being equally likely. You move along this chosen direction until you reach a point on the perimeter […]

https://stuff.ommadawn.dk/2025/10/21/thisweeksfiddler-20251017/