CERES Project - Through funding from NASA, faculty at Montana State University and classroom teachers from across the nation have developed an extensive library of on-line and interactive K-12 science education materials for teaching astronomy. [Online, multimedia] GeoAstro Applet Collection - Interactive Java applets display the position, daily and annual path of the sun and the moon, for any time and location. [Online - not available for any PC platforms] Astronomy Multimedia Presentations - Created at the University of Florida's Astronomy Department, they are free to download as PowerPoint presentations or to view using a web browser or the RealPlayer plugin. The Sky in your Computer - Freeware and shareware software relating to Astronomy and Science, for all OS (PC, Mac, Linux, BeOS, Palm), and with a special section devoting to Education. Astro-Mania - Eight interactive levels covering various aspects of the universe. [Commercial - Windows] The Digital Universe - Simulation package for the amateur or professional observer. [Commercial] Project CLEA - Provides laboratory exercises that illustrate modern astronomical techniques using digital data and color images. They are suitable for high-school and college classes at all levels. Each CLEA laboratory exercise includes a dedicated computer program, a student manual, and a technical guide for the instructor. [Freeware - Windows, Macintosh] Starry Night Education - Interactive astronomy curriculum to help teachers inspire and engage astronomy and space science students across all levels of knowledge and ability. Jackson and Tull: PCs in Space - Interactive educational Earth and space science software designed to be used by persons with minimal computer skills. Children can easily direct their own learning by running the modules themselves. [Freeware - Win95, Macintosh]