Tenzi is one of my favorite games to use in the math classroom for data collection activities. I love Tenzi because the rules are super easy and fast to explain to students, and the sheer variety of ways to play keeps students (and me as the teacher) from getting bored! A few years ago when …

# Box and Whisker Plots

Today’s blog post was inspired by Cheryl Leung and Where’s Waldo? I loved this idea, but I had a problem. My Where’s Waldo? books from my childhood are long gone. I considered ordering a few from Amazon, but I needed them sooner rather than later for class. Now, it’s time for a fun fact. Did …

While looking through Don Steward’s blog for data collection ideas, I ran across the idea of a “blind stork test.” The idea is simple. Close your eyes and see how long you can stand on one leg. Don Steward claims that most people can’t last more than one minute. As with my Estimating 30 Seconds …

My Algebra 1 students are in the midst of our next-to-last unit of the year: data analysis. This is my first year of teaching Algebra 1 where my students do not have to take an end-of-instruction exam in Algebra 1. This means that I don’t have to rush through concepts in order to have enough …

I used this estimating 30 seconds data collection activity with my Algebra 1 students, and it turned out to be a ton of fun. How well can you estimate 30 seconds? This is the question I posed to my Algebra 1 students a couple of weeks ago as part of our unit on data analysis. …

I created this types of data displays foldable for my Algebra 1 students to review bar graphs, stem-and-leaf graphs, box-and-whisker plots, and circle graphs. My Algebra 1 classes recently started their last unit of the year: Data Analysis and Probability. They will take their end-of-instruction exam on April 11th, so the rush is on to …