Describes an investigation in which students predict and verify the effect that the number of clicks of a toy copter gun has on the height that the copter will attain. Provides follow-up questions for the students. (MDH)

Introduces an activity of creating discovery centers that is designed for preservice elementary students using a constructivist approach. Encourages students to find science experiments and hands-on extension activities. (YDS)

Points out that a shift toward inquiry-based learning is one of the main tenants of a new approach to science education that also includes technology and the history and nature of science. Includes a sample lesson of how science educators can incorporate the Internet into the classroom. (DDR)

Describes an extra credit science project in which students compete to see who can build the most efficient water rocket out of a two-liter pop bottle. Provides instructions on how to build a demonstration rocket and launching pad. (MDH)