Nick Strobel, from Bakersfield College, created this website to provide educational materials for the introductory astronomy course he teaches. Users can find a seventeen chapter online textbook, equipped with fantastic astronomy images and numerous review questions. The site offers a description of angular momentum; a mathematics review; tables of astronomy constants, physical constants, planets, and stars; and a glossary. Students can benefit by reading the study guide, which addresses ways to improve study habits and exam scores. Be sure to read Mr. Strobel's Copyright Notice prior to utilizing the resources avaiable here.