Category: Math and Science

4th of July

Hot dog eating; Flag art; Fireworks on your calculator; Creating a 5-pointed star with one cut; and a possible new, 52-star flag.

At last, its summer again

How much pee is in this pool? – A Canadian chemist, Xing-Fang Li, has found a marker for urine that chlorine doesn’t disguise. In this activity, students calculate volume of several pools, change that cubic foot volume to gallons of pool water,…

Earth Day 2022

We have 16 interesting activities to bring home; air quality, erosion, water levels, climate change, solar power, recycling, and changes to our Earth. Use the moment.

Spring is here (5 activities)

To celebrate spring, we’ve shown our fractal tree coming to leaf and created in Python to see what students can figure out about the instructions of the computer language. More March Madness activities are included. An Excel activity on counting backwards to figure out planting dates. And, a reminder of tick time and the growth of Lyme disease.

3 Saint Patrick’s Day activities

Are finding four-leafed clovers really hard to do? How much dye does it take to turn the Chicago River green? If you were keeping track of your food intake, how much would a Shamrock Shake cost you?

Winter Olympic Activities (7 activities)

Curling – Friction, score-keeping, trajectory and weirdness are the main concepts in this activity.  Curling is not a well-understood sport but the science and strategy are easily understood and enjoyed. Big Air Snowboarding – Some of your students may be officianados…

The James Webb telescope

 After launch, the telescope deployed on its 30-day, million-mile journey out to the second Lagrange point (L2). This video shows the deployment procedure, timeline, and location of the satellite during deployment. Is this telescope just a more modern telescope…

Before the holidays activities (19 ideas)

 Giant Macaroon Nutcracker – In 2013, Chef Andrew Yeo, built a giant macaroon nutcracker in a Boston hotel using given amounts of ingredients. Students try to figure out how much of each ingredient I will need to make a similar but much…

What can you tell about a snowflake?

As a snowflake falls from the sky, its crystal grows according to the humidity and temperatures of the air that it passes through. In this activity, students interpret a graphic that clarifies that growth and try to deduce what conditions…

Wind chill

Students use the National Weather System chart to gauge wind chill, examine the patterns that correlate increasing wind and/or decreasing temperatures, use wind chill numbers to estimate possible wind and temperature factors, and generally become familiar with this sort of interpolation and calculation. There’s a great high school extention that uses fractional exponents and logs to solve.

Hanukkah is almost here!

Egad, Hanukkah begins this year on Sunday evening, November 28th. I think it was in December last year. Why isn’t it always on the same date? Students look at the Hebrew calendar and appreciate the incredible mathematics involved in creating a…