Math Links for Week Ending Aug. 15th, 2025

Featured Links

I don't know how important it is to determine this. However, these seem like good criteria
Curriculum Tags: All
https://www.edutopia.org/article/being-good-math-elementary-students

“Our students bring a wide range of skills to the classroom. That’s why we need to create spaces where every learner is seen as a capable mathematician.” ➗✨ #MathSky #ITeachMath #ElementaryTeacher

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— Edutopia (@edutopia.org) August 14, 2025 at 8:12 AM

Resource Links

This could be the job of some dynamic geometry software or a nice coding project
Curriculum Tags: MTH1W
https://x.com/jamestanton/status/1955897428923548026

For each point inside a 3-4-5 right triangle, measure the three distances a, b, c shown and compute the sum a+b+c.
For which point is this sum largest?
For which point smallest?
Describe the locus of points with a+b+c=3. pic.twitter.com/KTgNkCu7Tw

— James Tanton (@jamestanton) August 14, 2025

Video Links

Some dynamic geometric math art
Curriculum Tags: All
https://x.com/jcponcemath/status/1956221664401973433

:) #mathart pic.twitter.com/NT6xknHbSU

— ∞ 𝕁uan ℂarlos (@jcponcemath) August 15, 2025

Algebra to the rescue (when it comes to explaining math tricks
Curriculum Tags: MTH1W
https://x.com/howie_hua/status/1955301058286326255

If we subtract all the digits from any number, we will always get a multiple of 9. Let's see why! pic.twitter.com/O1kujPyjrf

— Howie Hua (@howie_hua) August 12, 2025

Image Links

This might capture the attention of a certain type of kid
Curriculum Tags: All
https://bsky.app/profile/curiouspolymath.bsky.social/post/3lwgxsbw5as27

#mathsky

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— Pete Wung The Curious Polymath (@curiouspolymath.bsky.social) August 15, 2025 at 9:33 AM

A good math starter
Curriculum Tags: All
https://bsky.app/profile/howiehua.bsky.social/post/3lwf6vygwec2g

I saw this math question on Who Wants To Be a Millionaire. Would you win $125,000? What would your strategy be?

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— Howie Hua (@howiehua.bsky.social) August 14, 2025 at 4:35 PM

A good example of the effects of an outlier
Curriculum Tags: MDM4U
https://bsky.app/profile/mathowitz.bsky.social/post/3lwbvmxmvqs2o

A great example of how easily numbers can be manipulated to make a point. The average run differential in the NL West is -40. 4 out of 5 teams have a positive run differential. The power of an outlier. #mtbos

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— Carl (@mathowitz.bsky.social) August 13, 2025 at 9:11 AM

Who doesn't like a good set of foodie data
Curriculum Tags: MDM4U
https://x.com/infobeautiful/status/1956006027297435880

World's favourite cuisines. 25,000 people in 24 countries were asked which nation's food they preferred. Interesting results 🍕 via @yougov pic.twitter.com/qNobI5xFic

— Information is Beautiful (@infobeautiful) August 14, 2025