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1.
Chaos train quantifier logic problem (twitter.com/jdhamkins)
1 point by AllTalk on Dec 23, 2017 | past
2.
Would one day of NYC coffee fill the Statue of Liberty? And other fun questions (hamkins.org)
1 point by AllTalk on Nov 10, 2016 | past
3.
Pop culture written in logic – can you figure them out? (hamkins.org)
1 point by AllTalk on March 19, 2016 | past
4.
Pop culture quotes written in first-order logic – can you figure them out? (hamkins.org)
3 points by AllTalk on March 17, 2016 | past | 1 comment
5.
Math for kids: fold, punch and cut (hamkins.org)
3 points by AllTalk on Feb 23, 2016 | past
6.
Math for nine-year-olds: fold, punch and cut for symmetry (hamkins.org)
1 point by AllTalk on Feb 22, 2016 | past
7.
Infinite chess -– bishop cannon gun battery fires out bishop cannonballs (hamkins.org)
3 points by AllTalk on Oct 31, 2015 | past | 1 comment
8.
Insane position in infinite chess -– bishop gun battery fires bishops out (hamkins.org)
2 points by AllTalk on Oct 29, 2015 | past
9.
Transfinite epistemic logic puzzle challenge: Cheryl's birthday on steroids (hamkins.org)
2 points by AllTalk on April 19, 2015 | past | 3 comments
10.
Math for eight-year-olds: graph theory for kids (hamkins.org)
350 points by AllTalk on April 10, 2015 | past | 45 comments
11.
Math for eight-year-olds: graph theory and the Euler characteristic (hamkins.org)
3 points by AllTalk on April 9, 2015 | past

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