Arthropods are the stars of a fine science activity. Learners look at the diversity, characteristics, adaptations, and important roles that these insects play in the Sonoran Desert environment. A terrific document called "Amazing...

Students tour Chandra's top galactic X-ray images. In this Chandra X-Ray Observatory lesson, students play games and complete puzzles based on the Chandra Mission and X-Ray Astronomy. Students listen to pod casts, question an...

Students tour Coal Oil Point Reserve. They locate the species of plants that are on the handouts ,and describe the different adaptations used by plants in their specific area of the dunes.