Activities about measurement

New Horizons spacecraft just flew by a really distant asteroid

Brian May, the lead guitarist of the rock band, Queen, is also an astrophysicist and one of the science team collaborators of the New Horizons space program. The...

Algebra Number Sense Grades 5–HS

How large a TV should I get?

Whether you are in middle school or high school, someday you are going to be moving out and you might need to select the right size HDTV for...

Algebra Number Sense Grades 5–7

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...

Number Sense Geometry Grades 5–8

Cruising

There have been a lot of cruise ship mishaps and disasters this year. While these are in the news, let your students consider how these floating cities manage...

Algebra Number Sense Grades 5–8

Storm cleanup

This activity could be used as an introduction to trig ratios. Students figure out the approximate length of the huge branch that I have to fell for safety...

Algebra Number Sense Grades 7–HS

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...

Number Sense Grades 5–7

Geometry of Flooding

To this day, the March 2010 floods in Massachusetts were described as “once-in-a-generation” river levels, experiencing the highest levels in 23 years and setting new records. This two-page...

Number Sense Geometry Grades 5–HS