How fast is the World’s population growing? Will the world’s population size increase indefinitely? Are all countries’ populations increasing at the same rate? What are some of the factors affecting this growth?
Effects of new MLB rules
Students use our recent data to graph, analyze and hypothesize about the affect of the new MLB rule changes.
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.…
March Equinox – big deal? … and 5 more Spring activities
Brand new! What’s with the March Equinox? Does it really affect our lives? Is it just some astronomical occurrence? Students calculate the daylight hours at the March Equinox by time between longest and shortest days. They examine the progression of…
Just some March Madness math
This is the first of several activities about March Madness. Figuring percents, bar graphs, trends, big numbers, and probability.
Median age of country populations
The median age of countries is used to predict the future needs of each country. What are the ramifications of a predominately young population or a predominantly older population, Why do scientists use the median measurement to study this?
Big bucks 2023
Huge sports contracts! We often hear about big player contracts. Who makes the most per year? Per game? What sports?
Before the holidays (16 activities)
We have tons (well, 16) of activities to bring to your class in this last week before the holiday break. Movies, science, art, cooking, economics, weather and the logic of calendars. Enjoy!
Three Hanukkah activities
Three great activities to play and learn about Hanukkah. Soda displays, Hebrew calendar, and relating two recipes for their healthiness.
Lots of Cranberries
In this activity, students learn about how cranberries are grown and harvested; estimate their size and quantities; and see what they can deduce from published statistics.
Should I buy a gasoline, hybrid, or electric car
Should you buy a hybrid or an electric car to save money and the planet? Students create equations for finding the break-even points of these vehicles by mileage and years of ownership. They then work with systems of equations to…
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,…
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?
The Winter Olympics begins this week in Beijing.
Wikipedia had this schedule of events. We think that there is a lot of information missing and apparent in this graphic. What can you tell and what would you like to know?