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The new largest Lego set ever - The Roman Colosseum
The new largest Lego set ever - The Roman Colosseum

Note: This is a remake of our 2014 and 2017 activities " How Much Does a Lego Cost? ". How much could the Roman Colossem Lego set cost...

Algebra Number Sense Grades 5–6
Ravensburger huge puzzle
Ravensburger huge puzzle

 This puzzle is gorgeous and HUGE! Ravensburger says that if you spent 2 hours every day putting this puzzle together it would take you a year to...

Number Sense Geometry Grades 3–7
Candy deals
Candy deals

We found big mixed bags of candy at really good prices ... we think. Students are asked to decide which would be the best deal and the worst...

Number Sense Math and Food Grades 4–6
Extreme weather 2020
Extreme weather 2020

Because of climate change, we've been having too many extreme weather events. There have been unusual droughts and heat in the West, an increased number of hurricanes, severe...

Number Sense Math and Science Grades 4–7
How big is this hornet really?
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
It might be a good year to see the Perseid meteor shower
It might be a good year to see the Perseid meteor shower

Catching a productive meteor shower can be a stunning experience. On the evenings and mornings of August 11 th , 12 th and 13 th there could be...

Math and Science Holidays and Annual Events Grades 4–HS
How much water should you be drinking?
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
String design, ellipses, and orbital mechanics
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
Coronavirus trends
Coronavirus trends

Johns Hopkins University of Medicine has a team that maintains current maps and data about the Coronavirus. They record changes and show trends of the virus activity throughout...

Algebra Math and Science Grades 6–HS
Leslie's socially-distanced party
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 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!
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