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I created this set of four set notation puzzles to give my Algebra 2 students practice with set notation. I sadly didn’t end up getting to use them this year due to COVID restrictions. Each of the sets puzzles features a half-sheet of paper with four sets (A, B, C, and D). There are 15 …

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I created this Sketch a Graph Activity to give my Algebra 2 students much-needed practice with the vocabulary we use to describe the key features of functions. This activity was based off of a problem in Pearson’s (now Savvas) Algebra 2 textbook. Even though the alignment of the textbook to the Oklahoma standards has left …

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When I taught Algebra 1, I ran across a fun slope treasure hunt activity for practicing the concept of slope (or gradient, for my international readers). My Algebra 1 students really enjoyed this slope treasure hunt. The activity is appropriate for middle school math as well. I originally came across this Slope Treasure Hunt (also …

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Back in February, I learned how to use paper folding to create an ellipse. Since then, I’ve wanted to try my hand at paper folding a hyperbola as well. It’s taken a few months, but I finally did it! Previously, I have bogged about paper folding both parabolas and ellipses. I learned about folding a …

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I created this set of real number system cards several years ago to give my Pre-Calculus students much-needed practice determining which subsets of the real number system a number belongs to. This was one of our first lessons of the year, and it was a great exercise in understanding definitions, practicing mathematical precision, and using …

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I created this like radicals card sort activity a few years ago when I was still teaching Algebra 1. Students are given 25 cards featuring radicals that range from square roots to fourth roots. Some of the radicals are simplified. Others need to be simplified. Students must group the cards into piles of “like radicals.” …

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I am really liking these quadratic area puzzles from Chritsopher (Bow Tie Teacher on twitter) that are posted for free on TES. They are inspired by Naoki Inaba‘s Area Maze puzzles with a quadratic spin on things. For next year, I think I would like to do some sort of activity at the beginning of …

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Today I want to highlight a collection of Balancing Act Puzzles from Heather Sparks. Heather is a bit of a legend in the world of Oklahoma math teaching. She was the 2009 Oklahoma Teacher of the Year. If you teach middle school math, her website is worth a browse. I am positive you will find …

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