Topic
Activities about comparisons
Does it pay to get educated?
Why should students do well in school, graduate high school, or go on to college? In this activity median earnings by various education levels are explored. Students compare...
Number Sense
Social Studies
Grades 5–8
Huge diamond found in Canada
552-carat diamond found in Diavik Mine, Northwest Territories, Canada Can you tell just how big this gem is? Do you know how big a carat is? What would...
Number Sense
Geometry
Grades 5–HS
The Blue Marble
April 22nd 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...
Geometry
Math and Science
Grades 6–HS