Erick Lee @theericklee.bsky.social High School Math Teacher | Desmos Fellow | Nova Scotia Math Teachers Assn President. #ITeachMath. I occasionally blog about math at https://pbbmath.weebly.com/
Adam Grant @adamgrant.bsky.social Organizational psychologist @Wharton. #1 NYT bestseller: THINK AGAIN. Podcasts: Re:Thinking & WorkLife. Diver. Arguing like I’m right, listening like I’m wrong.
@mrs-sloth.bsky.social @mrs-sloth.bsky.social 
Peg Cagle, NBCT PAEMST @pegcagle.bsky.social zome building, origami folding, moebius knitting, all-around geometry fan and architect turned math teacher, math teacher educator & education policy wonk
Carl Brandt Long @carlblong.bsky.social Math teacher, theatre-maker, husband, father. Pro-democracy.
I mostly post #MathEd stuff.
Sometimes I make videos on Youtube. https://www.youtube.com/@carllong1991
Math Coach Connection LLC @mathcoachconnect.bsky.social Math Coaching - Educational Consultants
https://www.mathcoachconnection.org/
Aly Martinez @askmrsmartinez.bsky.social donuts. math. laughter. Chief Program Officer (math) @achievethecore. Community Math Organizer. Tweets = Me. #mtbos #NSDNow #SUHSD Mom #communitymath
Erin Null @erinnull.bsky.social Math/STEM ed transformer
Publisher at Corwin
Partner in Building Thinking Classrooms
Mom
Preparing kids for a world we can’t yet imagine
@eheinzman1.bsky.social @eheinzman1.bsky.social 
@thydinh.bsky.social @thydinh.bsky.social 
David Flynn @dpfl.bsky.social Math curriculum at Beast Academy/IPL
Dr Pamela Seda @pamseda1.bsky.social I help leaders support teachers in meeting the needs of marginalized math learners using the ICUCARE Equity Framework.
@cmcmath.bsky.social @cmcmath.bsky.social All students have capacity to become mathematically competent and confident when provided a rigorous and challenging math program #cmcmath 
Dr. Denis Sheeran @mathdenisnj.bsky.social I just want to have fun learning math together :) Math Educator, University Professor, Teacher Education, Author, Professional Development Consultant. Former HS Math teacher and administrator. #mtbos #makeitreal #edusky
DenisSheeran.com
Maureen Durkin O’Connell☮️ @maureenoconnell.bsky.social Retired public elementary school teacher; Math Professional Development provider; IM K-5 Pilot Teacher; believer in joyful equitable mathematics for all; mother of 2; autism advocate; feminist; Smith College alum; Lifelong learner.#mtbos
Vanessa Cerrahoglu @mymathsoul.bsky.social 
Forum for Equity in Elementary Mathematics @mathequityforum.bsky.social A place for educators to reflect on and discuss equity, access, identity, and agency in the elementary mathematics classroom.
https://www.terc.edu/mathequityforum/
Jennifer Austin @dnaknot.bsky.social wife, mother, sister, daughter, aunt, mathematics professor, Girl Scout, she who walks with dogs, sits under trees, digs in the dirt, and climbs mountains
Rachel Lawrence @rlawsum.bsky.social Math, statistics, computer science, instructional tech and SIS admin, video games, fantasy novels, Pilates
Jess Breur @jess-breur.bsky.social Math enthusiast. Desmos Fellow. Instructional Coach. All things WI. Family. Friends. Community.
Tiffany Hindermeier @thindermeier.bsky.social Classroom Mathematics Support Teacher, Grades 3 and 6. Mother, wife, orchid enthusiast, abstract artist.
Heather.UDL (she/her) @heatherudl.bsky.social Lover of dulse. Educator. All things #UDL. Maritimer. Owner of Gridiron Brewing; partner of The Porch (opening 2025).
Meredith Purser @meremaid22.bsky.social Alabama Gulf Coast, Blue dot, mom of so many boys, middle school math teacher, 💙🫘 adult dx ADHD, #MTBoS #ITeachMath
@swise-bc.bsky.social @swise-bc.bsky.social West coast teacher and life-long learner. Loves teaching fine arts, technology, inquiry, and #thinkingclassroom. Enjoys sharing ideas with others.
Maegan Giroux @maegangiroux.bsky.social Mother, wife, teacher, glassblower, author
@bholden86.bsky.social @bholden86.bsky.social 
Chrissy Newell @chrissynewell.bsky.social 
Kristen Acosta @kristenacosta.bsky.social Math educator of 25 years; #clotheslinemath #3acts, #numbertalkimages, giver of hugs and smiles; music theatre enthusiast, #mtbos #iteachmath, Author of Hanging Math Out to Dry with Elementary Clothesline Math
KristenAcosta.com
Dan Finkel @mathforlove.bsky.social Founder, Math for Love, mathforlove.com.
Dedicated to giving everyone a chance and a reason to fall in love with mathematics.
Curriculum writer, game developer, speaker, teacher of teachers.
Heidi Sabnani @heidisabnani.bsky.social Sabnani Educational Consulting (math and literacy) co-host of Math 4 All. Author, traveler watercolor and baking enthusiasts reader of multiple books at a time. Find me at heidisabnani.com
Sarah Strong @slstrong123.bsky.social Head of Maths at River Academy, Reading, part of Maiden Erlegh Trust. NPQLT. Mother of 3 sons. Lover of dogs, walking and theatre.
@drnickinewton.bsky.social @drnickinewton.bsky.social 
Catriona Agg @catrionaagg.bsky.social Maths teacher, currently on maternity leave.
I aim to share lots of snippets of my lessons using #MathsToday and would encourage you to do the same!
Also occasional geometry puzzles 🧩
Bobson Wong @bobsonwong.com NYC HS Math Teacher; Speaker; Author, "The Math Teacher's Toolbox," "Practical Algebra: A Self-Teaching Guide (3rd ed.)"; 2022 MfA Muller Award Winner; Aspiring cook and fiction writer. All opinions my own. bobsonwong.com #MfAProud #MTBoS #miseducAsian
Robert Kaplinsky @robertkaplinsky.com Math educator. Love helping teachers.
Open Middle co-founder. #OpenMiddleBook author. #ObserveMe creator. Grassroots Workshops President. Get lessons & ideas: http://bit.ly/rkupdates
@serratore4.bsky.social @serratore4.bsky.social Championing Mathematics, STEM, The Arts, All Around Beauty in Life❣️☀️
Kristen Eveland @keveland2.bsky.social Instructional coach, elementary math consultant for equity, learner agency, and problem solving, always a teacher first. I love reading, hiking, and being outside! San Diego —> New Mexico
Sarah Fine @sarahmfine.bsky.social Assistant professor of education leadership at University of California San Diego. Founding director of San Diego Teacher Residency. Ultramarathoner, musician, mama. In search of deeper learning: my/our book from 2019, still an accurate tagline.
Joanna Hayman @joannahayman.bsky.social You can’t stop us on the road to freedom || Disability and Math Education, UCLA Math Project CGI Coach for Students with Disabilities, mom, and gleeful disruptor (she/her)
Suzanne E. Huerta @suzannehuerta.bsky.social 2024 CA PAEMST Finalist In Mathematics CGI Math Enthusiast - Education Specialist - 5th Grade Special Day Class - Inclusion - Speaker - Cotsen Alumni - 🏳️🌈
https://www.amazon.com/hz/wishlist/ls/1MZCYIILJX53C?ref_=wl_share
Tracy Zager @tracyzager.bsky.social Math coach; supporter of teachers, students, and schools; co-author of Building Fact Fluency; author of Becoming the Math Teacher You Wish You'd Had; reader, writer, editor, mom, friend.
Raymond Johnson @raymondjohnson.bsky.social Mathematics specialist for the Colorado Department of Education. Ph.D. from CU Boulder. Connector of ed research, policy, and practice. Iowa native, UNI alum.
Katherine @matherinep.bsky.social Queer math teacher from Colorado. Interested in making math accessible to all. Currently teaching newcomers. (she/her)
#mtbos #edusky #mathsky
Sue O'Connell @sueoconnellmath.bsky.social Author and K-5 Math Consultant; Lead author of Math in Practice & Math by the Book (Heinemann); Developer of Navigating Numeracy Center Kits (hand2Mind); Director of Quality Teacher Development LLC www.qualityteacherdevelopment.com 
Jennifer Lagrange @jjdlagrange.bsky.social Math Specialist Pre-K->4th, MATM ‘22, #MtHolyokeMath
Struggly Ambassador
Interested in classroom cultures where cooperative learning, algebraic reasoning and psychological safety is promoted…and golf! 🏌️♀️
#ElemMathChat (she/her)
TraciTeacher @traciteacher.bsky.social Delights in being a part of mathematical learning journeys. Curious about curiosity in mathematics. #iteachmath #MTBoS #Edusky #BTCthinks
Matt Vaudrey @mrvaudrey.bsky.social he/him | Assistant Principal | Educator | Feminist | Activism has a cost | posts are just me
@jodyguarino.bsky.social @jodyguarino.bsky.social 
Nurturing Math Curiosity @mathcuriosity.bsky.social We are math educators passionate about nurturing curiosity in math class and building from what K-5 students bring to our classroom!
Chepina Rumsey, PhD., Jody Guarino, EdD. 
Casey @cmmteach.bsky.social Brunch munching, margarita sipping, Pilates struggling, DWTS dreaming, travel planning, Italy loving, Brady fangirling, musical theater watching, audiobook listening, flamurtle inventing wannabe Swiftie teaching MS math and doing her best. 🫶🏻 #mtbos 🫶🏻
Sembl @sembl.bsky.social Discover, launch, and save magical math tasks that:
🧠 elicit deep thinking
🎤 amplify student voice
✨ spark curiosity
Join over 10k educators at Sembl.app and explore 500+ tasks your students will ❤️
Sara Van Der Werf @saravanderwerf.bsky.social Math Teacher & sometimes leader. Connecter. Evangelist for Math. MN gal. Curator of a Calculator Museum. Backwards Bike rider. Want to be a writer and creator again. Love connecting with Math Peeps. Links: https://linktr.ee/saravanderwerf 
@shelleycarranza.bsky.social @shelleycarranza.bsky.social HS math teacher, math art, Desmos, nature
Siobhan McComb @mccsio.bsky.social Math teacher trying to make space for and meet the needs of all students. Focused on responsive assessment and instruction.
Kolleen DeGrazia @kdegrazia.bsky.social Mom, math teacher (on hold), runner, sports lover
Melynee Naegele @mnmmath.bsky.social Instructional Coach, Math Specialist, Former Special Education Teacher, #ElemMathChat moderator: Starter Pack https://go.bsky.app/QszRzdr #MTBoS #ITeachMath #EduSky #ElemMathChat 💙Family💙 Seashelloholic 🐚Beach Please 🏝️! 🧡🖤#GoPokes
Emily Mainzer @emilyamainzer.bsky.social Former elementary teacher. Current Assistant Professor of Education at York College of Pennsylvania. Teaching and research focus on Math Ed.
Lara! @laramathcalf.bsky.social Math education, Ed tech, curriculum - UDL and accessibility. Former teacher/coach in deaf Ed. I have a baby (toddler!?!), he exists because of science.
Kelly Darke @fairymathmother.bsky.social Mother, educator, writer, lover of math, believer in fairies www.fairymathmother.com
Annie Fetter @mfannie.bsky.social math, music, field hockey, ice hockey, nature, and more
imperfect unfinished @chaseorton.bsky.social Math change agent. Author of “The Imperfect and Unfinished Math Teacher.” Join the journey! Sign up at http://chaseorton.com. #ImperfectUnfinished
Erica Moy @moymathvt.bsky.social mathematics enthusiast, life-long learner, dedicated to math justice for all
MathHappens Foundation @mathhappens.bsky.social We are a 501(c)(3) headquartered in Austin, TX. We make math models, build Math Rooms, and support educators. We want people to love and learn math!
🌐 mathhappens.org
Glenn Waddell, Jr. Ph.D. @gwaddell.bsky.social Finding ways to put people first for my PSTs and ISTs. Teaching Associate Prof in a STEM Education program. I blog at https://mrwaddell.net/blog. My comments are my own. he/him. #MTBoS (Math TEACHER Blog o'Sphere) #ITeachMath #EduSky #MathSky
Jordan Rappaport @jrappaport27.bsky.social Equity Consultant | Enhancing Social Justice Education Coordinating Committee | NCTM Content and Learning Advisory Committee | Make Math Moments Curriculum Writer
Jennifer Lawler @jenniferklawler.bsky.social Wife, mother of five, math geek, lifelong learner, Badger fan. Mathematics & Science curriculum coordinator.
Berkeley Everett @berkeleyeverett.bsky.social Math Coach and Consultant who cares about Justice. Website: www.berkeleyeverett.com
Jose Vilson, PhD @thejosevilson.com The educator Gotham deserves. Math teacher turned sociologist + policy, studying contemporary and historical teacher professionalism and work , best-selling author, executive director, adjunct, father.
Join the movement 👇🏾
thejosevilson.com/newsletter
@lanewalker2.bsky.social @lanewalker2.bsky.social Ed.D. NBCT HS Math-STEM-SEL-inquiry, Presenter NCTM. #MTBoS, wife, grandma generally in the Way. http://gotgettransfers.wordpress.com
lanewalker2013.wordpress.com
Dee Crescitelli @dcrescitelli.bsky.social Educator (Math wants to be your friend! Science rocks! The arts are essential!)-- #MathsPunk she/her
Pat Nelson (he/him) @patnelsonbc.bsky.social Math/Science teacher in Fort Nelson,BC.
Nicora Placa @nicora.bsky.social Teacher Educator. Researcher. Former NYC teacher. Author of 6 Tools for Collaborative Mathematics Coaching.
Diana M @teachmcclean.bsky.social Algebra/Geometry HS teacher, Founding member of Huskey dog share, outdoor explorer.
Cindy Whitehead @cindywhitehead.bsky.social Retired Middle School Math Teacher, still dipping my toes in the waters of math every once in awhile.
Honored to be a Desmos Fellow, Cohort 3!
Claire Verti @claireverti.bsky.social High School math teacher, mom, work in progress. #MTBoS #iteachmath. she/her
Dr. Crystal M. Watson @crystalmwatson.bsky.social Audacious dreamer. Straight forward, dope human doing dope things. Student voice, choice, and identity advocate! 🖤🖤
#educolor #hiphoped #blackedusky #edusky #blackademics
Views my own. she/her
Debbie Campbell @debbiecampbell.bsky.social High School Administrator, Passionate about learning, supporting teachers & connecting students with their passions. Looking to find new ways to DO school! Wife, mom & Longhorn. On Twitter @DebraLCamp www.curiouseducator.com #EDUSky
Carwai Seto @carwaiseto.bsky.social A Canuck in a foreign land, making her way by being curious.
Norma B Gordon @normabgordon.bsky.social 🧮 ♾️ Math Ed mentor and coachteacher, normabgordon.com/mathitations
🧘🏽♀️LYT Method® (RYT) normabgordon.com/yoga - sliding scale for educators
Duane Habecker @duanehabecker.com I’ve been doing math education in California since 1989. Math is a civil right ALL students deserve. I will occasionally post about my children or my chickens.
#TapeDiagramTuesday #iTeachMath #RecreationalMath
Janice Novakowski @jnovakowski.bsky.social Always curious and trying to learn.
Retired SD38 District Teacher Consultant • UBC Adjunct Professor • Vancouver Reggio Association Director (on leave) • BC Numeracy Network • BC Reggio-Inspired Mathematics Project • Indigenous Math Network
Hana Murray @murrayh83.bsky.social Retired Elementary Teacher | Avid Reader | Math Enthusiast | Math Play
Mark Alcorn @mark4math.bsky.social Supporting educators in providing math learning spaces where we expect brilliance from each and every student. posts/likes/retweets are my views
Dan Shuster @danshuster.bsky.social Middle school math teacher and instructional coach • 30-year HS Math/CS Teacher • 7-year Teacher on Special assignment • Coding Education • Joy of Math • #ThinkingClassroom • Presenter/Consultant • Adjunct Faculty, School of Ed @ callutheran.edu
Carl @mathowitz.bsky.social Former HS Math teacher looking for my next role. I write about math, education, music, food, parenting, travel, tinkering... all with a side of snarkiness, sarcasm and self-deprecation.
Erin Varley @erinvarley.bsky.social Fifth grade math teacher. Voracious reader. Broadway wannabe.
JoAnn Sandford @jsandford.bsky.social Secondary Mathematics Coach 
Martha W. Alibali @marthaalibali.bsky.social I study STEM learning, development, education, instructional communication, gesture, diagrams. Professor and mom. She/her.
Louisa Connaughton @lpconnaughton.bsky.social Elementary Math Specialist | 6th Grade Math Teacher | Desmos Fellow | Mount Holyoke Cohort 9 #mtbos #iteachmath #elemmathchat
Nolan Fossum (he/him) @nolanfossum.bsky.social 9–12 Math Teacher. Doc student. Disruptor. #Ungrading. Every student is brilliant 💯💯
druinok @druinok.bsky.social Math teacher, book reader, and cat mom.
Avery @averypickford.bsky.social In my [REDACTED] year of #iteachmath. The way I teach ≠ the way I was taught. Wondering if #mtbos should now be #mbbos.
May also find me talking about photography, the outdoors, traveling, sports, SF, & hanging with my kids. Not necessarily in that order.- Z Amy Zimmer @zicker63.bsky.social Math Teacher, Kind, Learning, CrossFit, #mtbos, tmc alum from ages ago, Northern California, Left Coast
Johanna Franklin @johannamath.bsky.social Math prof at Hofstra. Logician, fan of the laws of probability & randomness, & mathematical crafter. All opinions my own. She/her/hers.
Jessie Oehrlein @numberdance.bsky.social The stratosphere is my favorite. I teach stats & math at Fitchburg State University. Arospec, she/her. Methodist. Texan/Oklahoman in the Northeast. Many sports, dance, books, roller coasters.
jessoehrlein.github.io
Anna @schollmath.bsky.social she/her; passionate about mathematics, education, and technology; Math curriculum developer
Leah Simon @simonsaysmath.bsky.social she/her
Cal Armstrong @calarmstrong.bsky.social I learn; I help others learn
Mathematics Educator/Microsoft Education Fellow/PCMI - Institute for Advanced Study/Aux Police A/Sgt
@cal_armstrong@mathstodon.xyz
@sig225 on X/Twitter
Michael Ralph @michaelcralph.bsky.social PhD Ed Psych
Senior Design Researcher at DLR Group, lecturer at Univ of Kansas, co-host of the education research podcast Two Pint PLC.
Studies learning in space to guide inclusive, effective teaching practice & school design.
Javier Cabezas @cabezasmath.bsky.social Family Man. Educator. Desmos Fellow. Wahoowa! #iteachmath He/Him