Acid rain has become a dangerous problem that threatens wildlife, architecture, and human health. This article offers background information on causes and possible remedies of acid rain. Classroom activities and resources for both student and teacher are provided to help in the development of a teaching unit. (DF)

This article presents a discussion of current and future effects of telecommunication satellites. Children need to be made aware of possible satellite applications and risks. Background information, teacher resources, classroom activities, and a children's booklist are provided to help prepare a telecommunications teaching unit. (DF)