The Berlin Blockade may not take up as much space in the history books as other events of the Cold War, but for the citizens of west Berlin in 1948—and the events to follow between the Soviet Union and the United Stattes—those 318 days...

Model how the sun's energy strikes the planet and help your class relate it to a climate map. Assign small groups an individual climate zone to discuss. They reflect on and research how humans survive in the assigned climate and write a...

How many rainforests are there, where are they, and do global factors effect their locations? These are great questions that have great answers. Children in grades four through eight use several different maps to determine why...