This series of experiments seeks to provide laboratory exercises which demonstrate concepts in Earth Science, particularly meteorology. Materials used in the experiments are easily obtainable. Examples of experiments include: (1) making a thermometer; (2) air/space relationship; (3) weight of air; (4) barometers; (5) particulates; (6) evaporation;…

One of a series of teaching guides designed to enhance elementary and secondary schools' observances of United Nations' international days, this issue features two guidelines, one for teaching about World Meteorological Day (March 23) and one for teaching about World Post Day (October 9). These observances are encouraged in order to promote…

Highlighted are the effects of weathering through field investigations of the environment, both natural rocks, and the urban environment's pavements, buildings, and cemeteries. Both physical weathering and chemical weathering are discussed. Questions are presented for post-field trip discussion. References and a glossary are provided. (Author/RE)