Category Archives: volume

If the sun is an 8 foot diameter balloon, what is Pluto?

Artifacts The following clips are cribbed from Nova: The Pluto Files in which Neil deGrasse Tyson sets up a model of the heavenly bodies of our solar system, comparing their sizes relative to the sun and each other. Not all of … Continue reading

Posted in astronomy, proportion, tasks, volume | 4 Comments

Let them get it wrong: Caloric Quandary

Artifact & Facilitation I must have cylinders on the brain. Maybe because they’re actually one of the few traditional geometric shapes that we actually interact with on a regular basis? Maybe it’s because they’re readily measured? Anyway, here have a … Continue reading

Posted in proportion, tasks, volume | 2 Comments

What? How do YOU spend your two-hour school delays?, Water Content in a Snow Cylinder

As anyone in town for NCTM in Denver know, it’s been a bit snowy here this week. In fact, Fort Collins just had its biggest snowfall of the year. But how big? We had a two hour school delay this … Continue reading

Posted in atmospheric science, estimations180, predictions, tasks, volume | 8 Comments

Red Solo Cup / I Lift You Up / Let’s Find the Volume! / Let’s Find the Volume!

Hat tip to @mathhombre. Artifact The red Solo cup, apparently. Guiding Questions What are those little markings between 12 oz and “Top Me Off, Bro”? Can you use proportions to find it? Similar polygons? Volume? Help me out here. Can … Continue reading

Posted in geometry, proportion, tasks, volume | Leave a comment

Can we make an even “edgier” brownie pan? What about the “perfect” brownie pan?

Artifact This, my friends, is part math, part food, part art, all deliciousness: It’s the all edge brownie pan, which I found from my new Favorite Website of All Time, Reasons to Go Broke. Here’s the description from the Amazon … Continue reading

Posted in food, geometry, perimeter, surface area, tasks, volume | 8 Comments

‘Readymade’ Suitcase Project (Part 2)

If you didn’t see the intro to this project, check out Part 1. Briefly, I want to make this: Now that I’ve categorized all the items for my travel needs, I need to measure the dimensions to determine the smallest … Continue reading

Posted in geometry, love for inanimate objects, projects, volume | 1 Comment

I’m in love with a suitcase; ‘Readymade’ Suitcase Project (Part 1)

My job affords me the opportunity to travel all over the country and observe teachers putting their best feet forward. Problem is, I’ve never been much of a traveller. I’m terrible at packing. Therefore, I could really use something like … Continue reading

Posted in geometry, love for inanimate objects, projects, volume | Tagged | 2 Comments

How big is Mega Maid’s vacuum bag; “Spaceballs”

Artifact Scene from Mel Brooks’ classic, Spaceballs. Start off by simply showing it (or any combination of the split scenes) to your students (apologies if there are advertisements, you can skip them in like 5 seconds): Now, I’m not sure if … Continue reading

Posted in c'mon schwartz, density, geometry, tasks, volume | 2 Comments