The following books and websites contain additional information, activities, and enrichment options.


Earth Cycles
Michael Elsohn Ross, Millbrook, 2001
My Book of Space
Ian Graham, Kingfisher, 2001
Our Solar System
Seymour Simon, Morrow, 1992
Margaret J. Goldstein, Lerner, 2004
Weather and Climate: Geography Facts and Experiments
Barbara Taylor, Kingfisher, 2002


Ask an Astronomer for Kids
Exploring Planets in the Classroom
National Oceanic and Atmospheric Administration

For additional websites, see the Best of the Net feature at and sites recommended by the National Science Teachers Association at