Many fundamental geometric figures can not be constructed on the familiar square geoboard (e.g., equilateral triangle, regular hexagon). Activities which can be used with an isometric geoboard for study of these figures are catalogued. (SD)

Discusses the role constructivist learning theory is taking in the change of teaching strategies in the science laboratory. The laboratory moves from a place where knowledge is verified to one where relationships are actively investigated through hands-on, cooperative activities. (MDH)

A series of modules designed for teaching energy concepts in a manner related to the classroom, school, and environmental settings is presented. The unit is seen as able to provide both teachers and students with a concept which has far-reaching implications. (MP)