Tag Archives: Algebra

Visualizing Domain & Range From a Graph

Posted on May 6, 2013 by Cathy Yenca

I learned a nifty domain and range trick from an online workshop about using stickie notes to help “frame” the graph of a function.  The idea is to use 4 notes so that all you see is the graph, which … Continue reading →

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Math PSAs: A Mental Break from Testing

Posted on May 4, 2013 by Cathy Yenca

After 4 hours of testing, I decided to provide my afternoon math classes with an opportunity to decompress.  Our mental brain-break took a detour from the scope-and-sequence toward an impromptu mini-project:  Creating a “Math PSA”. I suggested several topics to … Continue reading →

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Time Travel

Posted on May 3, 2013 by Cathy Yenca

My algebra students have been reviewing for their Algebra End-of-Course exam, and encountered an interesting problem today.  It was the very LAST problem in a problem set, and we discovered it at the end of the period! Rats! Who can … Continue reading →

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Nearpod (Free) Downloads – New Homework Feature Too!

Posted on April 28, 2013 by Cathy Yenca

Thanks to my Twitter-bud @RafranzDavis, I just realized Nearpod published another of my Nearpod presentations on their “store”!  And… thanks to the Nearpod Authors program, there’s a growing library of classroom-ready Nearpod presentations on lots of topics, free for the … Continue reading →

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How do you study for math? You DO math.

Posted on April 13, 2013 by Cathy Yenca

Actually “doing” math is a highly effective studying strategy… who knew?  😉 Kind of reminds me of an epiphany one of my former 7th grade students had years ago.  The conversation went like this: Him:  “Mrs. Yenca!  I finally figured … Continue reading →

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Just Because You CAN Annotate It, Doesn’t Mean You Should

Posted on April 6, 2013 by Cathy Yenca

This annotating message is one I have heard loudly and clearly from my math students this year. The 2012-2013 school year has been our first year with 1:1 iPads.  As a matter of fact, as of this past week, every … Continue reading →

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You Guessed It… Another ThingLink!

Posted on March 23, 2013 by Cathy Yenca

My Algebra students will begin a mini-unit on square-root functions after their exponential functions test on Monday.  Here is the “anchoring activity” they will explore when finished with the test. I can’t stress enough how helpful it is to have … Continue reading →

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ThingLink is a Great “Pre-Teaching” Tool – Exponential Functions

Posted on March 10, 2013 by Cathy Yenca

I didn’t learn about ThingLink until a few months into this school year… and now, I’m hooked!  Every unit of study since, I’ve created an interactive ThingLink for students to reference as an anchoring activity, study guide, and “pre-teaching” tool. … Continue reading →

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Move Over Harlem Shake… It’s Quadratic Formula Time

Posted on February 26, 2013 by Cathy Yenca

I love teaching mathematics, but I have to tell you… teachers of other subjects seem to be able to use iPads to make a lot more “fun” and “creative” projects than I have ventured to try for Algebra and Pre-Algebra … Continue reading →

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Quadratics Chain – Quite a Conversation Starter!

Posted on February 21, 2013 by Cathy Yenca

My algebra students have been studying transformations of quadratic functions – most specifically, how does changing “a” and/or “c” in a quadratic function written in the form y = ax^2 + c impact the graph when compared to the graph … Continue reading →

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