Laboratory simulations combine the strengths of lab experiments and field studies while avoiding many of their liabilities. They permit the emotional involvement, the time needed for development of norms and interlocked systems of interaction, and the broad range of variables typical of field settings, yet allow for experimental controls and…

Argues that a skills-based approach for the assessment of laboratory work is philosophically unsound, educationally worthless, and pedagogically dangerous. Proposes an alternative, holistic approach to assessment, based on a more valid model of scientific practice. (Contains 38 references.) (MDH)

Discusses the inherent flaws in considering and using the epistemology of the natural sciences as equivalent to a pedagogic basis for teaching and learning in the natural sciences. Discusses the difference between practicing science and learning to practice science. Concludes with the presentation of three new motives for the use of laboratory…