Real-World Math Activities for Grades 3–12

How big is this hornet really?

Egad !!!! Giant Asian hornets have now migrated to Washington state and British Columbia. Even though they are sometimes called "murder hornets" their stings aren't fatal. Their stings...

Number Sense Geometry Grades 3–6

How much water should you be drinking?

As we are outdoors more and temperatures are rising, it might be a good time to look at hydration. A healthy requirement for fluids can't really be the...

Algebra Science Grades 4–HS

Really stuffed!

Wow, these cookies look really stuffed! How much more "stuffed" are they compared to Triple Double Oreos, Double Stuf Oreos or even Original Oreos. Does this look yummy...

Algebra Number Sense Grades 4–HS

String design, ellipses, and orbital mechanics

Here's a different and somewhat artistic way to encourage understanding of a conic section. Participants physically build an ellipse by choosing two foci and sketching the figure through...

Number Sense Geometry Grades 6–HS

I bought toilet paper online

We needed more toilet paper at home but there wasn't any at the store. So, I ordered this online. When it came I was surprised. Read on ...

Algebra Number Sense Grades 4–7

Leslie's socially-distanced party

I risked infecting my friends or becoming infected myself by throwing a very small socially-distanced party. I served baked appetizers, disinfectant wipes, and latex gloves. I cooked while...

Algebra Geometry Grades 4–HS

May 27th launch from the U.S. again

May 27 scrubbed because of weather. Successfully launched Saturday, May 30th, 3:22 pm EDT. Dragon is on the way to the ISS now. Wednesday, May 27th will be...

Geometry Math and Science Grades 4–HS

Fish tale, go figure!

This activity has been updated: https://www.yummymath.com/post/real-world-math-activities-pythagorean-theorem-fish/ With the subscription, you can still access the previous version of this activity by clicking solutions & supporting materials.

Algebra Geometry Grades 7–HS

Tiny vacuum with a huge reach

From the vacuum description and advertisement in the PDF, how long do you think its cord must be? Thanks to Brian Shoemaker, Newton, MA teacher, for the idea...

Algebra Number Sense Grades 5–HS

World record Snickers Bar

In late January, workers at the Mars Wrigley plant in Waco, Texas created this giant Snickers Bar. It won a spot in The Guinness Book of Records as...

Algebra Number Sense Grades 5–7

Mixing colors with food dye

I t' s t i m e t o d y e e g g s ! What do you wonder about these recipes (See the activity) for...

Number Sense Math and Food Grades 4–6

Pascal coloring and modular math

In this activity students have the opportunity to color as they investigate Pascal's triangle and the many useful patterns that it shows. The triangle is explored for patterns,...

Number Sense Geometry Grades 2–HS

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