Provides a description of the geological history of the Naracoorte area of South Australia, and outlines how an excursion to the Naracoorte caves can be used to teach major ideas in biology. Background information including questions and activities are suggested. (JR)

An experiment assigned in a role-playing'' modern physics lab for juniors who are challenged to obtain accurate measurement with suboptimum apparatus through correct analysis. They also investigate the influence of systematic errors using a small computer. (DF)

An unusual science program which centers around a vivarium and is based on the notion that students learn science by doing it, not just talking about it. (DF)

Describes procedure to make electric circuit cards by using paper cards and aluminum foil. Detailed instructions and illustrations are included. (PS)

Describes a physics laboratory course which operates without written instructions and with no required experiments. Course is based upon one- or two-week topics in mechanics, heat, electromagnetism and optics with a student-designed experiment in modern physics as an extended project. (DF)