Discusses some features of instructional approaches that promote meaningful learning. Focuses on creating an environment in which students can be mentally attentive. (DDR)

Points out that today's taxonomy is very different than what many biology teachers learned when they were in school. Traces the history of some of the changes and describes the current taxonomy. (DDR)

Recommends the use of concept mapping in science teaching and proposes that it be presented as a creative activity. Includes a sample lesson plan of a potato stamp concept mapping activity for astronomy. (DDR)

Describes a module that combines a traditional hex nut activity with a sugar cookie activity to provide students with an in-depth understanding of balancing chemical equations. (DDR)

Presents an account of one teacher's path to realizing the depth of intuitive beliefs about science. Organizes chemistry misconceptions into eight patterns of reasoning that include thinking rules and alternative conceptions. (DDR)

Discusses two theories of cognitive development, Ausubel's theory of verbal learning and Piaget's development theory. Illustrates that both concept mapping and the learning cycle are rooted in these two theories. (DDR)

Demonstrates how teachers can move their students from the novice into the expert range of problem-solving strategies. Utilizes a problem-solving model that follows how such skills develop. (DDR)