Simple laboratory investigations are given which expose elementary students to optical crystallography techniques. Procedures and materials are designed for sixth-grade students. (SA)

Describes an elementary school science activity in which students conduct experiments to verify their hypotheses relating to the effect of salt and other chemicals on the melting point on ice. (JR)

Describes an experiment, conducted by sixth-grade students, with mice that demonstrates the importance of a balanced diet. (JR)

Explains a science project conducted by the Boston Museum of Science to provide enrichment activities through an interaction between children and scientists. Provides information on the packets of creative problem-solving experiences, a description of the program, the culminating event, and joining procedures. (RT)

Describes a demonstration in which a teacher or student can relight a blown out candle from a burning candle held about 2-3 centimeters directly above it. (SAH)

Presents directions for an activity designed to illustrate the function of plant nutrients. (PEB)

Describes activities dealing with the surface tension of water designed to capture interest and raise questions in students. (BR)

A five-week introductory unit on electricity, structured in a historical perspective provided by the letters of Ben Franklin, is described. (CP)

Suggests a series of science activities in botany for the elementary school classroom. Contains suggestions on the care and propagation of the coleus plant. (CP)

Provides a series of learning center activities which demonstrate concepts about air. (CP)

Contains a series of laboratory exercises students can do to introduce them to the basic concepts and techniques of water purification. (Author/MA)

A laboratory study is detailed utilizing the skills of hypothesizing, designing experiments, and controlling variables. (EB)

Provides a review of four science software programs. Includes topics such as plate tectonics, laboratory experiment simulations, the human body, and light and temperature. Contains information on ordering and reviewers' comments. (ML)