Presents thought experiments and science activities for helping students think about quantum mechanics and the idea of randomness. (PR)

Describes several student-tested activities built around "Jurassic Park." The activities feature students engaged in role-playing scenarios, investigative research projects, journal writing and communications skills activities, cooperative learning groups, and learning experiences that make use of reading skills and mathematical knowledge. (PR)

Describes a structure building activity using cocktail straws for helping students understand force and vectors. (PR)

Presents and explains motion illusions that show how the eye and mind can fool the viewer into seeing or interpreting information that is different from the actual images presented. (PR)

Describes an exercise where a team of students constructs a scale map of objects located on their laboratory tabletop. Another group then tries to reorient the objects to fit the groups map. This leads to a discussion concerning the aspects of good and bad maps. (PR)

Presents and discusses the following six questions to focus students' inquiry experiences: (1) What do you think will happen? (2) What actually happened? (3) How did it happen? (4) Why did this happen? (5) How can we find out which of these hypotheses is the most reasonable? (6) How can you relate the investigation to your daily life? (PR)

Describes an inquiry lab that helps students discover the chemical nature of enzymes. (PR)

Describes a project to help students shift from the precision they expect in science to the more ambiguous nature of taxonomy. Students are asked to project themselves 500 years into the future when, as a result of humankind's pollution, there are only 10 remaining organisms. Some organisms are unlike any previously known. Students name and…

Explains how tradebooks can be used in science instruction. Presents lists of tradebooks for teacher use to (1) lower abstraction, (2) develop skills and talents, (3) enhance self-esteem and social skills, and (4) measure mastery through alternative assessment activities. Also presents lists of tradebooks for student use. (PR)

Asserts that science instruction should have students behaving as real scientists. Discusses benefits of high school science research programs for precocious youths. (PR)

Describes thought-provoking activities with the Cartesian Diver system. Presents student answers explaining the phenomena. (PR)

Presents three teaching ideas entitled (1) Rearview Mirrors; (2) Chills and Fevers; and (3) Science Activities and the Learner. The second idea presents a poem to help students with the relationship between Centigrade and Fahrenheit. The third idea presents activities on evaporation. (PR)

Teachers are being asked to provide students with activities that are relevant, interrelated, and challenging. This article describes an activity, Zoo Investigation Cards, that place students in an investigative problem-solving situation and allows them to observe living organisms in the complex system of their natural habitat. (ZWH)

Discusses what a portfolio is, how to construct a portfolio, and how it can be used in the science curriculum. (ZWH)

Reviews science education reform efforts during the 1950s to the present in relation to their effects on the changing science curriculum. (ZWH)