Describes a constructivist approach to teaching a second-grade science unit focusing on the moon, using student observations and data collection. Lays the foundation for the evolving development of conceptual understandings of earth, moon, and sun interrelationships in other grades throughout the school. (nine references) (JRH)

Describes the use of constructivism in teaching human anatomy. Provides directions for constructing arm-hand and leg-foot models that include extensor and flexor muscles and that are easily and cheaply constructed. Lists resources that provide ideas for using such models depending upon the curriculum implemented in a school or the course that is…