Described is the use of ordinary ceramic magnets to replace the more expensive bar magnets commonly used. Suggestions for 11 task cards to help introduce children to the uses and principles of magnetism are provided. (CW)

Discusses activities related to the Elementary Science Study (ESS) unit "Growing Seeds." The unit teaches students to manipulate, observe, and record the growth of seeds. Activities foster classifying, hypothesizing, and predicting skills. Enrichment activities and a culminating activity for the unit are suggested. (JN)

Describes problem-solving activities in the Unified Sciences and Mathematics for Elementary Schools (USMES) and Elementary Science Study (ESS) programs. Indicates that these curricula serve as excellent sources of activities to develop and improve their students' problem-solving skills. (Author/JN)

Presents two activities on acid rain for students in intermediate grades. Materials needed and procedures used are included. Also describes "chemical magic" shows performed by high school students for sixth-grade students in seven elementary schools in Altus, Oklahoma. (JN)

Explains reasons why students have misconceptions concerning pendulum swings. Presents a series of 10 pendulum task cards to provide middle-school students with a solid mental scaffolding upon which to build their knowledge of kinetic energy and pendulums. (PR)

The purpose of this teacher's resource guide is to help science teachers incorporate the topic of acidic precipitation into their curricula. A survey of recent junior high school science textbooks found a maximum of one paragraph devoted to the subject; in addition, none of these books had any related laboratory activities. It was on the basis of…

Describes a fourth-grade unit on density which introduces a concept useful in the study of chemistry and procedures appropriate to the chemistry laboratory. The hands-on activities, which use simple equipment and household substances, are at the level of thinking Piaget describes as concrete operational. (BC)