This activity is an introduction to systems of equations with easy, motivating problems that deal with the cost of stadium purchases for food and souvenirs. These can be done by any puzzle solving students.
Wheel of Theodorus
Bring a little art into your math class as you begin to use the Pythagorean theorem and your students first meet irrational numbers.
Earth Day actions for our planet
We have 16 activities that you could use for Earth Day! Saturday, April 22nd is Earth Day. Help your students become activists for our planet? We have 16 activities that support recycling, conserving resources, awareness of climate change and protecting our planet.…
Challenges for April Fools Day
This day is known for pranks and puzzles. Try one of these 4 activities on April Fools Day. Ask students to analyze where I made my mistake PerplexingProblem.pdf For members we have solutions. PerplexingProblem-solution.pdf …
What is an atmospheric river (AR)?
Atmospheric Rivers! How are they ranked? Students become familiar with this weather phenomena and learn how they are measured. To more fully understand their power, students compare the strength of an AR to the momentum of a Mack truck using rate conversions.
How hard it is to pick the perfect bracket?
If you try to predict how the games will play out by filling out a bracket, what are your chances of picking every game? How does the change from 64 to 65 to now, 68 teams in the field complicate things? How many brackets would you need to fill out to pick every possibility?
Just some March Madness math
This is the first of several activities about March Madness. Figuring percents, bar graphs, trends, big numbers, and probability.
Big bucks 2023
Huge sports contracts! We often hear about big player contracts. Who makes the most per year? Per game? What sports?
The Algebra of Magic Squares
Students examine Magic Squares for how they could help with math computation practice and having fun.
With refugees trying to survive hardships by traveling away from their homes, the story of Little Amal is powerful and touching. There is lots of math in creating an 11 foot tall puppet that can be controlled by 3 people and show fear, surprise, wonder, and generally the humanity of refugees. Bring the story of Amal to your classroom with this timely art.
How much caffeine are you consuming?
We asked students to examine the sources of caffeine in their diets and calculate the number of servings that they actually consume.
The James Webb space telescope and the Hubble
There have been outstanding images coming to NASA from the James Webb Telescope. Take some time to compare the Webb to the Hubble telescope that has been sending images to Earth since 1990. Look at what is different and what…
Father’s Day, Juneteenth, and The Longest Day (summer solstice)
We have two Father’s Day activities, a Juneteenth activity, and a revised (and shortened) Longest Day/Summer Solstice activity.
The odds of horse race betting
Rich Strike surprised everyone at the Kentucky Derby horse race in early May by moving from 18th place at the half-way mark (out of 20 horses) to winning the race. Churchill Downs, the track in Kentucky where the race took place, paid out $81 for every dollar that was bet for Rich Strike to win. How do they figure that?
April Fool’s Day fun
Try one of these 4 activities on April Fools Day. Where did that extra dollar go? Mystical Mathematical Mind Reader; perplexing missing square in the triangle; and Robert Kaplinsky’s foil prank.