Boing Boing BBS
Can you solve Martin Gardner's "coin of the realm" puzzle?
boing
Ratel
April 29, 2016, 4:09pm
7
Does this puzzle require the coins to be
frictionless point-masses
?
11 Likes
show post in topic
Related topics
Topic
Replies
Views
Activity
FOX affiliate considers saving $816 over 65 years news
boing
87
4678
January 23, 2015
"Zinc lobby" preventing retirement of penny
boing
62
4764
June 21, 2015
Pennies now cost 1.6 cents to make
boing
65
4371
September 20, 2014
The Missing Dollar puzzle from Martin Gardner's Aha! Gotcha book series
boing
26
4447
April 17, 2016
This nickel could save your life
boing
77
5860
December 9, 2015