National Wildlife Federation
Stifling, Oppressive, Sweltering, Oh My!
Looking for a hot date? Pick any day in August, statistically the hottest month in the United States. The 15th lesson in the series of 21 instructs pupils to investigate the August 2007 heat wave through NASA data, daily temperature...
Living Rainforest
Finding the Rainforests
From Brazil to Indonesia, young scientists investigate the geography and climate of the world's tropical rain forests with this collection of worksheets.