Now that the shopping season has begun, it’s time to get the packages to your homes. Two big companies take care of a lot of that shipping. How do they manage that? The mechanisms for these two shipping giants are…

Should I oven bake it, deep fry it or barbecue and smoke it? When do I have to wake up to begin preparations? How long will the cooking take? How much will it cost? How many can I feed? Will there…

In mid-August and early September, the Monarch butterflies begin their annual migration south to more moderate climates to hibernate and overwinter. It is an incredibly long migration and fascinating to observe. But, the populations data on Monarchs has seriously changed…

Recently, pilots of a Boeing 787 testing a new set of Rolls Royce engines, fulfilled their FAA required long-distance endurance requirement in an unusual way. The Boeing pilots decided to have a little fun and fly a flight path that traced…

There is some beautiful land in Utah that was just recently changed from federally protected land to mostly Utah overseen land. What was the point of that? Was the land needed to allow for population expansion or what? Let your…

Every year Americans spend lots of money on Halloween and Halloween costumes. Use our updated data on Halloween spending in America to engage your students in an analysis of the ratios and percents of population, participation, and money spent in honor…

In my family it is traditional to eat latkes (Yiddish for potato pancakes) at this time of year. They are fried in a lot of oil and salted generously. My mom’s latkes were wonderful but they couldn’t have been good for…

We ran into this sale online. Is that advertisement correct? Do they just want us to believe their math and not question what is really 70% off? Is everything or anything really 70% off?

Grubs are killing my grass. I don’t want to put poison into the ground. What can I do? There are tiny roundworms called beneficial nematodes. They can kill destructive soil pests in your garden and lawn. They are tiny worms that…

A little ratio art might be a fun way to get ready for the upcoming Memorial Day holiday. In this activity students measure; create whole number ratios for the official U.S. flag; decide how our artistic flags will be different…

Topper Chocolate Easter Bunny from Dilettante Chocolates. What can you deduce about the bunnies (pictured in this activity) from the descriptions given … solid? hollow? cost per pound? cost per height? Anything else? The activity: GiantChocolateBunnies.pdf

Valentine’s Day is a good excuse to explore parametric equations. First students figure the coordinates of this figure using trigonometric unit triangles. Then they simplify and accelerate this task with either a graphing calculator or with online software like Desmos…

In this activity students do a little comparison shopping as they determine which size Goldfish product is the best deal. Students are introduced to the ratio table as a tool for determining equivalent ratios and comparing different rates. Students graph cost per ounce relationships and answer a…