The Blue Marble
Sunday, April 22nd, 2018, is Earth Day. Use this activity to demonstrate the various mappings of our 3-d Earth to a 2-d piece of paper. Students compare maps with this famous photo and check to...
Geometry
Genres
Grade
Which TV is the Best Deal?
Check out the TVs. All have essentially the same features, only the size of the screen varies. Which TV do you think is the best deal?
Explore area and unit pricing to determine which H...
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 us...
Geometry of Flooding
In 2010, March was so rainy that flooding was the topic of every newscast and many, many conversations. The picture shows how students went home from school in Wayland Mass. on Mar...