# Tag Archives: desmos

## Desmos, Dilations & The Vertical Classroom

This is a story about a Desmos Activity Builder that flopped The changes that transformed it into a successful activity 1st time teaching the lesson:  Mrs. Paine’s room I’m excited to test out the Desmos Activity Builder on Dilations with students.  The lesson started … Continue reading

## Desmos, Complementary Angles & SMP#3

********************************************************************** It started when my colleague, Mari, showed me her moveable pentagon.  At one point, the pentagon transformed into an angle which sparked an interest in angles – creating angles, moving angles, measuring angles.  I reached out to both Desmos and my … Continue reading

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## Algebra Tiles: How Desmos Came to My Rescue

I first used Algebra Tiles, back in the 90’s, when I was teaching 8th grade and then continued to use them when I switched to 7th grade.  Now that I’m a math coach, I’ve been helping teachers learn how to integrate Algebra Tiles … Continue reading

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## A Day in the Life of an Instructional Coach

Monday January 11, 2016   First day back from Winter Break! 7:30 a.m.  I met with Kari and Jamie.  Kari’s a 50% teacher who just picked up a math intervention class for second semester.  Jamie’s our principal.  We discussed a … Continue reading

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## Desmos: An Introduction to Irrational Numbers

Recently, I co-taught a lesson with a colleague where students  investigated square roots.  The lesson revolved around the following  Desmos Activity Builder task. Afterwards, I blogged about the experience and sent the post to my teachers.  Peytra, a six grade … Continue reading

## Desmos & Writing a line in Slope-Intercept Form

One of my teachers asked me to incorporate a different perspective on writing a line in slope-intercept form when given two points.  As I drafted notes, I thought, “Why not write the steps in my blog”.  I’ll have a hard … Continue reading

## Squares, Square Roots & Student Sense-Making – A Desmos Activity

In this post … Part 1:  The activity’s inception Part 2:  The Squares and Square Roots activity builder – A guide Part 1:  The Activity’s Inception Saturday, November 7, 2015, Palm Springs, CA.  I was at CMCS15,  listening to Eli Luberoff  (creator of DESMOS) … Continue reading

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## Percents and Proportions and Desmos – Oh My!

The other day a teacher asked me to create a lesson that had elements of a Number Talk involving percents.  Her students had recently been discussing proportional reasoning and the constant of proportionality. Knowing this, I decided to combine percents and … Continue reading

## Desmos Activity Builder – Intro to Unit Rate

In August of 2015, Desmos launched it’s newest feature, Activity Builder. Activity Builder gives teachers the freedom to create their own computer based activity to focus on a concept of choice. It’s a great formative assessment tool. From their computer, Teacher’s … Continue reading

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## Combining Like Terms w/ Desmos

For the first 3 weeks of the school year, the math coaches are stationed at the District Office.  This being the 3rd and final week, we’re transitioning from the DO to working at our respective sites.  On Monday, I sent out a … Continue reading