Puzzles
24
Trickiness
I have always been fascinated with "tricky" problems
Dad • Puzzles • 12/19/08 • 0 commentsThe air is rare
...the question came up about the relationship between air pressure and altitude.
Dad • Puzzles • 12/30/06 • 0 commentsPopulation Paradox
Everyone has 2 parents, 4 grandparents, 8 great grandparents, and so on.
Dad • Puzzles • 04/13/06 • 2 commentsCombining Golfers
This is an example of math cropping up in everyday life.
Dad • Puzzles • 01/29/06 • 7 commentsSpherical geometry
Say that you randomly choose three points on a sphere.
Dad • Puzzles • 11/07/05 • 1 commentsComputer Train 2
"Can we get to Convent in 30 minutes, or would it make sense to try for another station closer to here?"
Dad • Connections/News/Observations/Puzzles • 07/24/05 • 3 commentsComputer Train
So we got to wondering: what is a fair fare for train service.
Dad • Ideas/Observations/Puzzles/Questions • 07/24/05 • 5 commentsParadoxes
You are set in front of a table with two envelopes on it.
Dad • Puzzles • 01/08/05 • 6 commentsGot any duck food?
How many ducks get away from perfectly accurate hunters?
Dad • Puzzles • 01/05/05 • 6 commentsAsking an embarrassing question
The first ... problem in the book concerns a psychologist trying to gather data on the percentage of people performing some embarrassing private act.
Dad • Puzzles • 12/30/04 • 5 commentsThar she blows
I know from past experience that you can't just leave the cover loose because the wind blows it off.
Dad • Connections/Puzzles/Questions • 12/09/04 • 5 commentsThe Puzzle Instinct
I have been reading the book _The Puzzle Instinct_, by Marcel Danesi, which was a birthday gift from my childhood friend, Kaz.
Dad • Puzzles • 01/31/04 • 3 commentsWhat’d the quick brown fox do?
Mark Simonson has brought us a pangram machine. A pangram is a sentence that contains every letter of the English alphabet.
Dan • Puzzles • 01/21/04 • 57 commentsCaesar’s Last Breath
What are the chances you just inhaled a molecule which Caesar exhaled in his dying breath?
Dad • Puzzles • 01/02/04 • 5 commentsFuel Guages
Ever wonder about measuring the amount of fuel in a cylindrical tank mounted sideways? I think about it sometimes while...
Dad • Observations/Puzzles • 10/23/03 • 2 commentsAmbigrams
Ambigrams (meaning “both” and “words”) are words that can be read in more than one way - usually they are...
David • Puzzles • 10/01/03 • 6 commentsLet’s make a deal
Say you're on a game show and given a choice of three doors.
Dad • Puzzles • 09/07/03 • 14 commentsAsk Marilyn
trying to write a 100 word paragraph without repeating a word.
Dad • Puzzles • 09/07/03 • 7 commentsBowling with Archimedes
Out in the lake, I drop the bowling ball overboard.
Dad • Puzzles • 08/03/03 • 6 commentsClocks and power failures
As you know, David emplys “bell ringers” in his teaching of science. Bell ringers are little puzzles given before class...
Dad • Puzzles • 08/03/03 • 2 commentsBlowing up a balloon II
Remember this entry that nobody answered? I decided to answer it. I would have done it sooner, except I had...
Dad • Puzzles • 06/08/03 • 0 commentsRube Goldberg Reality?
Have a look at this commercial from Honda cars called “The Cog”. It’s got an amazing Rube Goldberg contraption in...
David • Puzzles • 05/14/03 • 10 commentsBlowing up a balloon
Everybody has had the experience of blowing up a balloon. At first, it’s very hard. Depending on the size of...
Dad • Puzzles • 03/08/03 • 2 commentsFlash Mind-Reader
Check out this cool site: Flash Mind-Reader Even after you “figure it out” it’s still cool!...
Patrick • Puzzles/Recommendations • 03/03/03 • 3 comments