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Are you smarter than a 12-year-old? #1
271 sats \ 9 comments \ @cryotosensei 6 Oct 2024 science
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Are you smarter than a 12-year-old? #2
930 sats \ 16 comments \ @cryotosensei 3 Nov 2024 science
[Daily Puzzle] Diameter
409 sats \ 6 comments \ @cryotosensei 29 Sep 2024 science
[Not-so-daily puzzle] Singapore at it, again
476 sats \ 14 comments \ @south_korea_ln 2 Apr 2025 science
Pri sch leaving exam: fractions
51 sats \ 2 comments \ @cryotosensei 13 Mar 2025 science
Putnam 2025 questions
290 sats \ 0 comments \ @south_korea_ln 18 Dec 2025 science
[Puzzle] Three Utilities Problem
414 sats \ 7 comments \ @0xbitcoiner 22 Oct 2024 science
[ ATOM ] Chapter 1: The Awakening
1404 sats \ 0 comments \ @TheFictionFactory 1 Oct 2025 BooksAndArticles
Acing PSLE Oral Exam
51 sats \ 0 comments \ @cryotosensei 29 Jul 2025 ideasfromtheedge
Could Singapore Math Be a Fix for U.S. Mathematics Education?www.realcleareducation.com/articles/2024/03/12/could_singapore_math_be_a_fix_for_us_mathematics_education_1017752.html
96 sats \ 0 comments \ @Bell_curve 13 Mar 2024 BooksAndArticles
Fighting the Daily Grind 2026: my son’s a primary school student
96 sats \ 0 comments \ @cryotosensei 2 Jan BooksAndArticles
Singapore Maths Model Method
175 sats \ 7 comments \ @cryotosensei 23 Mar 2025 science
FTDG: Self-development
117 sats \ 0 comments \ @cryotosensei 9 Nov 2025 BooksAndArticles
Purpose of Education
375 sats \ 31 comments \ @cryotosensei 19 Oct 2025 Education
A Hobbyist Just Solved a 50-Year-Old Math Problem (Einstein Tile)vid.puffyan.us/watch?v=A1BhOVW8qZU
74 sats \ 1 comment \ @ama 11 Sep 2023 tech
Math Puzzle: Solve the Subway Conundrum
484 sats \ 2 comments \ @IamSINGLE 10 Nov 2024 science
At 17, Hannah Cairo Solved a Major Math Mysterywww.quantamagazine.org/at-17-hannah-cairo-solved-a-major-math-mystery-20250801/
136 sats \ 1 comment \ @0xbitcoiner 1 Aug 2025 science
Can you solve it? The simple geometry question that fools almost everyonewww.theguardian.com/science/2025/feb/17/can-you-solve-it-the-simple-geometry-question-that-fools-almost-everyone
361 sats \ 8 comments \ @south_korea_ln 18 Feb 2025 science
Out-of-the-box way to prepare for PSLE
71 sats \ 0 comments \ @cryotosensei 16 Feb 2025 ideasfromtheedge
10 things I learnt from living in Japan for 2 years
742 sats \ 8 comments \ @cryotosensei 28 Apr 2024 earth
Dev Challenge #1 (sum pair)
539 sats \ 3 comments \ @brandonsbytes 4 Jan 2025 devs
Are you smarter than a 12-year-old? #9
295 sats \ 3 comments \ @cryotosensei 15 Nov 2024 science