Mathematics Institute of the Triangle

Math Kangaroo Int'l Competition in Mathematics - Home Page International Math Competition for children in grades 1 to 12. We are helping students love math through participation in fun and engaging math competition.

The deadline to register for the #mathisfun annual #mathTest Math Kangaroo mathkangaroo.org is fast approaching. We are one of many hosts and, while some of our seatings are full or nearly full, we have space for a few more in Chapel Hill, NC. Register for a center near you. #mtbos

YouTube video by USC Dornsife College of Letters, Arts and Sciences The Mathematics Behind Pineapples, Snowflakes and Beyond

Univ. of Southern California has a video, The Mathematics Behind Pineapples, Snowflakes and Beyond www.youtube.com/watch?v=DOdH...

YouTube video by Zoie Hoffman Winter STEM Activity: Create Perfect Snowflakes with Math

Zoie Hoffman has a discussion and activity, Create Perfect Snowflakes with Math, at www.youtube.com/watch?v=6fDP... . Finally ...

YouTube video by Doodles and Digits | Educational Math Videos Lines of Symmetry- Paper Snowflake Craft- Easy Paper Snowflakes!

Doodles and Digits has a nice craft activity, Paper Snowflake Craft, to explore lines of symmetry at www.youtube.com/watch?v=KdgI... ...

YouTube video by Mystery Science Is every snowflake different?

Mystery Science answers an elementary school student's question about whether every snowflake is unique or not at www.youtube.com/watch?v=tfgm... ...

YouTube video by Pepper and Pine Waldorf Geometry Lesson | Structure of a Snowflake

Younger students may like Pepper and Pine's Waldorf geometry lesson on "Structure of a Snowflake" www.youtube.com/watch?v=JwxY... ...

YouTube video by Tom Rocks Maths Koch Snowflake Fractal: Area and Perimeter Calculation

With the eastern US winter storm, we wanted to share some snowflake activities. Older students may enjoy @tomrocksmaths.bsky.social's Koch Snowflake discussion www.youtube.com/watch?v=GaXn...; for younger students read on to the comments.

One of our past teaching assistants Benoy DeSouza is offering an AP Precalculus online class. Please contact him at benoyd4@gmail.com for more information.

Happy 2026, Year of Math! "Coordinated by the Conference Board of the Mathematical Societies ... YoM 2026 ... is a national celebration and campaign...to reignite America’s appreciation for math...invites individuals of all backgrounds to explore math without fear of judgment or failure" #mtbos #YoM

Happy mathy new year! Here's to a great 2026 ahead! #mtbos

YouTube video by Quanta Magazine The Biggest Breakthroughs in Mathematics: 2025

@quantamagazine.bsky.social: "The Biggest Breakthroughs in Mathematics: 2025" #mtbos

Merry Christmas and happy holidays from Mathematics Institute of the Triangle! We have a fun activity for 1st graders through adults (and for younger children who like adding) based on the song, "The Twelve Days of Christmas". Can you count the gifts? Check out mathinst.com/christmas #mtbos

Readathon School Milestones - Mathical Book Prize Each month after Readathon participating classrooms report their total reads, we celebrate their milestones!

We are delighted to have ranked in the top three schools participating in the #mathical Readathon. Our students read over 400 books collectively! We love Mathical prize-winning books, whether fiction, non-fiction, for preK, or for high school readers - and much in between. Keep on reading! #mtbos

Happy holidays from Mathematics Institute of the Triangle! This weekend we had a lovely holiday party for our students & their families. It included a gourmet #vegan feast, #juliaRobinsonMathFestival jrmf.org, cutting cake celebrating 3 1/2 years, & a math-themed white elephant gift exchange. #mtbos

We get such amazing feedback from students & their families. We're sharing this note w/permission by the parent & our TA and tutor Dorian Varney. Our team of teachers, TAs, & tutors always aim to provide joyous, excellent, and impactful sharing. #mtbos trianglemathinstitute.com/teachers

Happy #pingala / #fibonacci Day! We have a bit of history and activities at mathinst.com/pingala . For locals to Raleigh, NC, check out a celebration at NCSU this afternoon: www.xshen.org/nc-state-mat... .

This is our 1st year in the #mathical Readathon & we're excited to be on the milestones page www.mathicalbooks.org/2025/08/read... . Our students continue to read from the books www.mathicalbooks.org/books/ such fascinating topics like counting, data visualization, equity, & more. #mathisfun #mtbos

Good luck to all taking the @joinmaa.bsky.social AMC 10B or 12B tests tomorrow! We're sure that you've taken advantage of studying past questions and maybe even contributing your own solution strategies at artofproblemsolving.com/wiki/index.p... . #mtbos #mathTest

Lost in the Equation: Exploring Dyscalculia - BBC Sounds Documentary exploring the learning disability dyscalculia.

Brand new #Dyscalculia podcast on BBC sounds. Great to see awareness growing!

www.bbc.co.uk/sounds/play/...

Happy Mathy Halloween from Mathematics Institute of the Triangle! Can you find all right triangles with integer side lengths where exactly one of the sides is 13? Do any right triangles have two sides of length 13? Can you draw a triangle where all the sides are 13? #Halloween #mtbos

Every March we love hosting the #mathKangaroo #mathCompetition at our school. Registration - at our and many other schools, incl. virtual options - is open at mathkangaroo.org . It's fun with tests for grades 1-12. (MK shared this poster by Osanc, 4th Grader in Avon Lake, OH) #MathKangaroo #M #mtbos

Check out our new handout on ‘Fun with Subtraction’ especially for 2nd graders (and 1st and 3rd and beyond) at mathinst.com/subtraction - and find others at trianglemathinstitute.com/math . #mtbos

For many of our classes it’s test week this week. #mathTest #mtbos

Mathical Readathon - Mathical Book Prize How many Mathical Books can we read together across the United States in Fall 2025? We invite U.S. educators from Pre-K through 8th grade and their classrooms to join the Mathical Readathon.

We're delighted to more actively share than usual @mathmoves.bsky.social #mathical books w/our students. For 1st time we're in the readathon www.mathicalbooks.org/readathon/ - so far have read books like 'Which One Doesn't Belong', 'The Woman Who Split the Atom:The Life of Lise Meitner' etal #mtbos

YouTube video by Stand-up Maths Romantic Mathematical Shape: möbius-loop hearts

Stand-up math comedian @standupmaths.bsky.social Matt Parker shares the "the most romantic shape in mathematics", intertwined Möbius hearts easily made with strips of paper and scissors. #mtbos

Make a 3-4-5 right triangle and inscribe a circle (make a circle that is just big enough to touch the sides of the triangle). The area of that circle is exactly πr² or π square units! #mtbos

We will be at SciREN #SciREN tonight at the NC Museum of Natural Sciences sharing our math resources with other teachers. It's always a great event - how could it not be with teachers?! sciren.org/networking-e...

We had a a lot of fun at BugFest naturalsciences.org/calendar/bug... and had activities for all ages at our table, drawing many interested families. #mtbos

Thanks to @mathowitz.bsky.social for reminding us that 2025 is itself a perfect square! We asked our students in Jan. what its square root is (and how to easily find it), what the next perfect square year will be, and how many perfect square years the United States has had since 1776. #mtbos