Andrew Stadel

Testify!

It’s been a rough year in that regard. Amplify doesn’t roll off the tongue as easy as desmos.

How I Do Problem Solving in 2025 • Part 2 Andrew Stadel shares student solutions to the first two problem solving tasks in part 1, his current rubric, and feedback codes. Next post will be the second month's tasks and student solutions.

Part 2 of How I Do Problem Solving in 2025
#iteachmath #mtbos
Student solutions, scoring rubric, and feedback codes I give students.
www.andrewstadel.com/blog/problem...

Ho I Do Problem Solving in 2025 • Part 1 Andrew Stadel shares how frequently he give students problem solving tasks and a great source for you to consider using. Future posts include student solutions, rubrics, and growth from month to month...

How I Do Problem Solving in 2025 • Part 1
#mtbos #iteachmath @catrionaagg.bsky.social
Part 1 in this series.
New Post www.andrewstadel.com/blog/problem...

2025 Make Math Moments Virtual Summit Free high impact MATH PD from your couch! Hosted by @makemathmoments #mmmsummit2025

The @makemathmoments.bsky.social Virtual Summit is happening November 14-16 for thousands of educators sharing best practices with each other. #mtbos #iteachmath
Join in the action for free.
summit.makemathmoments.com?ac=Ec4bCg1h
Honored to be presenting Saturday, November 15

Make Integers Visual Reimagine teaching integers in a visual manner and less abstract. Grade 6 integers can be fun and visual through Estimation 180 tasks and fluency games.

Make Integers Visual
New video blog post on how I reimagine integers in an #estimation180 fashion to help students develop number sense.
#mtbos #iteachmath
Check it out here: www.andrewstadel.com/blog/visual-...

The @makemathmoments.bsky.social Virtual Summit is happening in November and I'm pumped to join thousands of educators sharing best practices with each other.
You can register for free here summit.makemathmoments.com?ac=Ec4bCg1hI...
Honored to be presenting on Saturday, November 15

Thrilled to be part of the @makemathmoments.bsky.social Virtual Summit this year. Hope you can join thousands of educators sharing best practices with each other.
Register here summit.makemathmoments.com?ac=Ec4bCg1h
I'll be presenting on Saturday, November 15

Estimation 180 Toolkit Grade 6 Installment #3 is LIVE!

Make sense of INTEGERS through conceptual lessons and a fluency game that fit perfectly into your core curriculum.
#mtbos #iteachmath
Learn more at estimation180.com/toolkit-grad...

Teachers! The newest Grade 6 Estimation 180 Toolkit is coming this Friday 🎉

It’s packed with lessons and a fluency game that help students see and understand integers.
Learn more at estimation180.com/toolkit-grad...
#mtbos #iteachmath

About how many cheesy crackers does it take to learn multiplication in Grade 3? 😀

Next installment of the #Estimation180 Grade 3 Toolkit coming this week. #mtbos #iteachmath You can learn more at estimation180.com/toolkit

Yeah!
Looking forward to seeing you Mike

mikewiernicki
I'm presenting at CMC-South! Looking forward to learning alongside other math teachers and leaders and sharing the importance of curiosity and creativity in the math classroom! #CMCSouth #whatif #CAMathCouncil

Bring Life to Ratios In this blog post, Andrew Stadel shares a few downsides to Estimation 180, positive of Achieve the Core and Illustrative mathematics and how the Estimation 180 Toolkit can bring life to ratios for Gra...

NEW blog post:
Estimation 180 SUCKS at Ratios.
Plus: Why I Love Achieve the Core and Illustrative Mathematics
www.andrewstadel.com/blog/bring-l...

Check it out. #mtbos #iteachmath #estimation180 @illustratemath.bsky.social

Grade 3. It’s about to get cheesy in the Estimation 180 Toolkit with:
• multiplication
• division
• addition
• subtraction
#estimation180 #mtbos #iteachmath

NEW Installment to the
Grade 6 Estimation 180 Toolkit
this Friday.
Packed with RATIOS goodies.
See what's inside here:
estimation180.com/toolkit-grad...

#mtbos #iteachmath #estimation180

About how many red/yellow counters are in each cup?
#estimation180 #mtbos #iteachmath

If I were to dump them out...how many red? how many yellow?

How I Start The School Year - Part 1 Andrew Stadel shares how he starts the school year. In Part 1, there are two classroom mantras, 5 activities, and an introduction to the Thinking Classroom. More in Part 2.

Never tell an answer.
Classroom mantra #1 my students learn on Day 1 thanks to @fawnnguyen.substack.com
#mtbos #iteachmath

Here’s how I start the school year.
www.andrewstadel.com/blog/start-t...

Got a delivery today for the Estimation 180 Toolkit. Pumped to put this task together for Math 6.

You can learn more about the toolkits at estimation180.com/toolkit

2025 Summer Recap • 4 Major Updates In this blog post, Andrew Stadel recaps everything he accomplished during the summer of 2025 and a few things to look forward to at Estimation 180 and andrewstadel.com.

4 MAJOR Updates: my Summer 2025 Recap
New blog post: www.andrewstadel.com/blog/summer2...

I'm thrilled about what's in the works... Estimation 180 Toolkits. #iteachmath #mtbos #estimation180

I LOVE to hear that. Thanks for sharing. I'm preparing a Grade 3 Estimation 180 Toolkit where those will come in handy.

3rd grade teachers out there...
This task would tie in with your math standards, right?
3.MD.C.7 #mtbos #iteachmath #estimation180

Curious how likely 3rd grade teachers are to have square inch tiles in their classrooms.

A Concise Definition of Number Sense In this blog post, Andrew Stadel provides his definition of Number Sense... inspired by math giants Steve Leinwand and Marilyn Burns, his classroom experience and 3 questions he often asks his student...

NEW Blog and YouTube post:
My DEFINITION of NUMBER SENSE
www.andrewstadel.com/blog/number-...

I hope you find it helpful. There's a FREE poster you can download too. #iteachmath #mtbos

Math Giants I Recommend You Look Into Thank you to Math Giants Brad Fulton, Marcy Cook, Steve Leinwand, Marilyn Burns, and Dan Meyer for your resources, inspiration, and work that has benefited so many teachers and students.

New Blog and YouTube post:
5 Math Giants who have Inspired Me.
• there's a 6th (most important) BONUS giant.
www.andrewstadel.com/blog/mathgia...

I hope they inspire you too and I'd love to hear who has inspired you. #iteachmath #mtbos

Emmanuel Taught Me A former students taught me about the importance of starting the year with number sense exercises.

NEW blog post.
I'm forever grateful for Emmanuel who taught me a valuable lesson about number sense.
www.andrewstadel.com/blog/emmanuel
Plus, my 3 favorite number sense exercises to start the year.

Do you have a similar Emmanuel story?
#iteachmath #estimation180 #mtbos

Be lazy ✅

YouTube video by Andrew Stadel My AWFUL Attempt at Estimating Day 209 of Estimation 180 • Part 4 of 5

This kicked my BUTT! 😂
Stupid Cheeseball container 😡

My AWFUL Attempt at estimating Day 209
www.youtube.com/watch?v=A_fY...

The 5th and final attempt comes out tomorrow. #Estimation180 #iteachmath #mtbos Cc @tracyzager.bsky.social

Excited to give it a try this year. Thanks for the tip!

Classroom Supply Hacks Ideas to keep your new school supplies from disappearing!

How do you manage supplies in the classroom?
Here’s my best school supply organizing hacks!

annieforest.substack.com/p/classroom-...

Love the calculator hack.
1. Do you have a list of names you could kindly share?
2. How do you store your calcs?