Robert Crabtree

Elementary Principal honored as Behavioral Health Hero huntsmen.org/article/305751…

9 times 9 is 81, and 10 times 8 is 80. 12 times 12 is 144, and 13 times 11 is 143. 5 times 5 is 25, and 6 times 4 is 24. 20 times 20 is 400, so what's 21 times 19? can you explain why this is happening, without using algebra? (i mean, go ahead with the algebra, if you insist)

Advanced Quantitative Reasoning (AQR) is a print & online textbook designed to support the implementation of a variety of Ohio math pathways for high school juniors & seniors. There is an upcoming PD session TOMORROW at 4pm EST. Find out more here: rb.gy/mzzfhn

Join #octmchat on Thursday, September 3 at 8:30pm EST for our first chat of the school year! We will be sharing ideas for the start of the year with @BaileyJodie! #OCTMconnects

Science, no lab required: bit.ly/2Cz3neH

Offline Choice Boards: How Are You Integrating Offline Learning into Your Online Class? - catlintucker.com/2020/04/offlin… #edchat

Medical community clarifying a misappropriation of their prior opinion.

Flipped Classroom 101: Challenges, Benefits & Design Tips - catlintucker.com/2019/03/flippe… #edchat

Want to learn about using NearPod in instruction? (K-12) Join OCTM and ODE for a Virtual Meetup with Eryn Ruder on Tuesday, June 9; 10:00-11:00 a.m. (EDT) Find the link here! education.ohio.gov/Topics/Learnin… @OHEducation #octmconnects @GO_RealLife @ScarletOaksSS

I am very impressed by this lady’s willingness to truly listen. facebook.com/1164797642/pos…

@Heidi_Gray_ Congratulations to one and all. Richly deserved.

Proud of my team!

[NEW SILENT VISUAL PROMPTS] Unitizing and Repeated Subtraction Check out how we can lower the floor by starting concrete and visual! Explore the entire set of prompts here: mathisvisual.com/unitizing-repe… #MathIsVisual #MTBoS #iteachmath #edchat

[NEW SILENT VISUAL PROMPTS] Unitizing and Repeated Subtraction Explore unitizing and repeated subtraction using a concrete number line. Explore the entire set of prompts here: mathisvisual.com/unitizing-repe… #MathIsVisual #MTBoS #iteachmath #edchat

[NEW SILENT VISUAL PROMPTS] Unitizing and Repeated Subtraction Let's take a standardized test problem that many students struggle with and lower the floor... Explore the entire set of prompts here: mathisvisual.com/unitizing-repe… #MathIsVisual #MTBoS #iteachmath #edchat

The ordered school-building closure impacts decisions about the completion of 2019-2020 educator evaluations and implementation of the Ohio Teacher Evaluation System 2.0. Review answers to frequently asked questions here: education.ohio.gov/Topics/Student… #OhioEd

OCTM Daily Math Activity: Traveling up the number line, what will come next? What does it look like at 5/4? How do you know? @BerkeleyEverett has amazing #MathVisuals to help build conceptual understanding All #MathVisuals are here: mathvisuals.wordpress.com #OCTMconnects

Join math educators across the country by engaging in @NCTM’s 100 days of free professional learning webinars. bit.ly/3a92uEo #edupd #remotelearning #mtbos

OCTM Daily Math Activity: What do you notice? What do you wonder? From: thechalkface.net/resources/true… #octmconnects