Describes classroom activities to help children determine cause and relate the changes to the substances being changed. Advocates the use of "change jars" and making daily observations to teach the concepts that certain conditions promote change. Includes ideas using temperature, moisture, rotting, and sprouting to teach the concept of change. (CW)

This document provides information about Science Unlimited (SU), the elementary school science effort of the Pennsylvania Department of Education. (The philosophy and characteristics of SU continue the earlier Pennsylvania science program effort entitled Investigative Science in Elementary Education.) The document includes: (1) a list of SU…

The National Research Council (NRC), through the Center for Education (CFE), wishes to build on the work in early childhood it has already done. In particular, the NRC wishes to focus on research on young children and their learning of mathematical and scientific ideas. The workshop that is the subject of this report, one in a series of workshops…