This article about science fairs provides a list of topics children can research and suggestions for evaluating the possibilities of project ideas before children invest much work in them. Ideas for selecting a fair date and location, choosing judges, and involving parents and the community are included. (PP)

Presents classroom activities designed to teach elementary students about soil, seeds, and sprouts and to guide them in gardening. The article also includes extension activities, home projects, and a student journal page. Curriculum materials are listed. (SM)

Presents activities on the science of garbage to help elementary students learn to save the earth. A rotting experiment teaches students what happens to apple slices sealed in plastic or buried in damp soil. Other activities include reading stories on the subject and conducting classroom composting or toxic materials projects. (SM)