More than 400 presentations at professional meetings. The use of systematic observations to improve college science laboratory instruction. Assessing and analyzing the performance of students in college science laboratories. Teacher behavior does make a difference in hands-on science classrooms. The search for excellence in science education.
Teachers make exemplary programs.
A program with a theoretical and pragmatic rationale. Reprinted in Chemistry in Action. An Annotated Bibliography. Some thoughts on science teacher education. New Goals for Biology Education.