Tag Archives: math

Desmos Marbleslides: 10 Frame Addition

Inspiration Many many months ago, I saw an intriguing tweet. Kristin, @mathminds, had made a Desmos AB focused on 10 Frames and was inquiring about the possibility of an interactive one. Challenge excepted.  I viewed her inquiry as a chance to … Continue reading

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Desmos Polygraph: Geometry Basics

Today, I had the pleasure of introducing Desmos Polygraph: Geometric Basics to a group of 4th grade students.  It was my first time teaching in an elementary classroom and I enjoyed every minute. Starting To avoid answering the same question 100 times, … Continue reading

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Teacher Moves – Soft Skills

 A long term substitute, who’s currently in a credentialing program, recently made this observation. 8 “In my program, I’m shown all these activities and my professors assume students want to participate.  They (professors) don’t tell us what to do when … Continue reading

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Desmos: Percent Challenges

Inspiration These days, I’ve been a bit obsessed with the double number line.  I love using it to teach proportional reasoning – especially percents.  Why? A double number line… Allows for flexible thinking. Expands on a single idea to present a bigger … Continue reading

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Rethinking Classroom Design: Collaborative Stations, VNPS & Desmos

Twitter Math Camp ’15 sent me down the vertical classroom path (Click here to read post). Throughout the 2015-2016 school year, I promoted vertical non-permanent surfaces (VNPS) whenever possible.  Lucky for me, Joe, a 7th/8th grade teacher, was interested and additional white … Continue reading

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Desmos, Progressions & Supplementary Angles

Summer!  The time to catch up on sleep, projects around the house and blog posts.  This post is the 3rd in a 3 part series I started back in February. I spent two days working with Candace and her 7th grade … Continue reading

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Building Academic Language w/ a Desmos Box & Whisker Polygraph

Before school ended, I had the pleasure of running a Box & Whisker Polygraph created by 2 colleagues, Tim Rochester and J.J. Martinez in Carmen’s 6th grade classes.  She had not yet introduced Box & Whisker Plots.  Afterwards, I brought … Continue reading

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The Zeroth Power: Desmos & VNPS

Inspiration Negative exponents can be a confusing topic for many students.  Due to time constraints, I’ve focused more on the rules in lieu of introducing negative exponents conceptually.  As a result, students become confused on how the negative exponent effects … Continue reading

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3 Act Lesson: Volume of a Cylinder

My Inspiration Volume is measured in cubes, hence the label cubic units.  This concept is easy to visualize when building structures with 1 in³ cubes or when calculating the volume of a rectangular prism.  A cube is a special type … Continue reading

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Using Assessing & Advancing Questions

This post Describes the opening activity for the 2nd day of a 2 day lesson plan. Day 1:  Desmos, Complementary Angles & SMP#3 Connects the opening activity with assessing and advancing questions The blog post describing the rest of the … Continue reading

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