There is one birth every eight seconds . . . In the future cars will run on electricity . . . Use activities individually or as a unit. Encourage students to explore the site further. Assign partners or small groups to computer stations.
Students answer questions on the worksheet .
This aggregate of current U.S. census data provides useful population data at one site. A one-stop source for U.S. population data. Elicit student observations about details in the image. Allow students to brainstorm answers after hearing each clue. When students finish brainstorming, display the answer key.