Tag: scale

The AQI – Air Quality Index

See how much particulate matter, low-lying ozone, carbon monoxide, nitrogen dioxide and sulfur dioxide there is in the world’s atmosphere at any one time and place. Students learn about the scale of the AQI and search for some of the contributors to unhealthy locations.

Largest coffee, new world record

The world record for the largest cup of coffee was recently set (see picture above).  In this activity students explore scale, similar figures, volume and measurement as they estimate the amount of coffee that this record-sized mug holds.  Students also…

How many times bigger?

Listen to students initial thoughts as they wrestle through what “bigger” means … length? height? wheel-base? volume?

Big Papi

Check out the video: What do you wonder? How many donuts make up this Big Papi tribute? What would be useful to help you figure this out? The following pictures that will open in new windows:  Big Papi Sky View,…

How much can my DVR record?

How many hours of HD video can my DVR strore? How about SD video? I love my DVR.  I can record my shows and movies and watch them whenever I want.  I know that when I record HD programs my…

HDTV Surprise!

How were your holidays?  Your school vacation?  Mine was good. I surprised my family with this HDTV, which I wrapped and hung on our wall.  The size of an HDTV is determined by the length of its diagonal. What size…

California wildfire

Wildfires are burning in the Sierra Nevada Mountains near Yosemite National Park.  In this activity we ask students to examine various maps of this California region, calculate distances using map scales, draw conclusions about the nature of fighting fire here,…

Happy Birthday Statue of Liberty

Friday is the Statue of Liberty’s 125th birthday.  Student’s can practice scaling with ratios, multiplication factors, or similar figures as they engage in the news of the day, learn a little about the statue’s history, see some amazing old photos…

Steve Jobs 1955 – 2011

“Steve leaves behind a company that only he could have built, and his spirit will forever be the foundation of Apple.”… Apple CEO Tim Cook in a memo to Apple employees. Students can honor Steve Jobs and be involved in an…