Welcome to v 5.0 of the BTC auto-grading rubric: OLD BUGS ARE GONE & lots of slick new features have been added! Shout out & T/Y to @mccainm's for her creative genius re: making this possible. More: https://t.co/GxuB5kZgD7. @pgliljedahl @BTCthinks #MTBoS #ITeachMath #btcthinks

Ready for 4th Annual Building Thinking Classrooms Conference, hosted by @Partnersfor_EL? SAVE THE DATES! 🗓 June 29–30, 2026 📍 New Haven, CT ✨ Submit a proposal by November 30: https://t.co/Ib9dwLkZd0 ✅️Register for updates! #btcthinks #thinkingclassrooms #iteachmath

The call for proposals for BTCC26 (June 29-30 in New Haven, CT) is open. If you are doing BTC in your classroom or supporting teachers who are, we would love to see a proposal from you. Its going to be a great conference.

We are looking forward to learning about mathematics through storytelling from featured speaker Jamil Siddiqui at #ATMNE25. Check out all of the fantastic sessions and register at https://t.co/t86scDoKKx

School bus safety PSA

Getting ready for back-to-school night at @esumstweet @MedriaBlue @newhavenpublic1

The #ATMNE25 Fall Conference has an outstanding lineup of speakers, including featured speaker Amy Chang. You won’t want to miss this conference! Check out the full program and register at https://t.co/t86scDocUZ!

Happy 3^2 / 4^2 / 5^2 Day! https://t.co/jEka9AMWOY

#ATMNE25 has an awesome lineup of speakers this year! If you haven't registered yet, there's still time! OCT 30 - 31 in Marlborough, MA. Register here: https://t.co/nQtE8Ng8oy

Temperature logic? 🤔

Math teachers: When it comes to fostering procedural fluency through a conceptual lens, @GraspableMath is an absolute game changer! summer before the school year starts! https://t.co/cUbYZhJShx

Period of parent cosine and tangent functions: https://t.co/1dAHjWVWfk & https://t.co/4ay8TcYU1X

Triangle + 2 squares surprise: https://t.co/lI5Rp98jCR

"I need a fresh color palette." Have you tried math? Define custom colors in Desmos using HSV or RGB color functions, and use variables and sliders to get just the right look. 🎨Learn more: https://t.co/Fk9PNyUEhx #mathart #desmosart #colorpalette #colortheory

Neat triangle phenomenon! https://t.co/LBsy0Atv5u

Happy Pythagorean Triple Day! Why it is today: https://t.co/6qcDhJQLdM

Surprise in every quadrilateral with perpendicular diagonals https://t.co/t2EkuY0Umv

Mean, median, mode: Quick illustrator. Full (YouTube) video (2:00): https://t.co/qH8uqjSmBH #MTBoS #ITeachMath

Me? Typos? Never… When you save your graph, the link now automatically updates with your latest saved edits. Learn more about saving and sharing your graphs in the Desmos Help Center: https://t.co/ZES2udnZXN #iteachmath

The 6-12 Task book available for pre-order. For US teachers use code SAVE20 at Corwin ( https://t.co/XPuPM6qo3Y) to receive 20% off your order! For Canadian teachers use code TASKS20 at UTP ( https://t.co/G5KcunWDDJ) to receive 20% off your order!