网站简介：Explore the causes and effects of climatic and environmental change through the use of real satellite data.
网站简介：An extensive collection of thousands of videos, images and fact-files illustrating the world's species gathered into one centralised digital library.
网站简介：Daily reports of FEC actions, citizens/media guides to agency programs, campaign finance reports, reporting forms and related official information. FEC is the independent agency in charge of regulating the financing of federal political campaigns.
网站简介：Grammar explanations, handouts for teachers and students, and interactive exercises.
网站简介：Provides information about the fifty United States of America.
网站简介：Helps with memorization tasks through a variety of online flashcard activities. Students may use an existing study stack or create one of their own. Includes many topics including science, literature and languages.
网站简介：Covers many history topics up to advanced level.
网站简介：Contains photographs, video, and fun facts of this animal.
网站简介：Random House site for kids. Includes interactive games, contests, and information on Seuss and his works. [Flash]
网站简介：Explores the evolution and history of money throughout the world with a focus on Canada. Available in English and in French.
网站简介：This is the official site of Bahrain's daily national newspaper.
网站简介：Listening practice for students through self-grading quiz pages, comprehension quizzes, and study material. Requires Windows Media Player or RealPlayer.
网站简介：Math articles and formulas in calculus, linear algebra, analytic geometry and algebra with easy-to-understand examples and solutions.
网站简介：Offers lots of games on topics such as math, language, science, and social studies.
网站简介：Companion Site to the PBS history series that focuses on people and events in American history from Hawaii's last queen to Joe DiMaggio, from World War I to Vietnam. Includes air schedule, archives, and information for teachers.
网站简介：Search dictionaries, thesauri, the Bible, and many other tools.
网站简介：Offers college financial aid resources.
网站简介：Activities, games, and worksheets to aid in learning the multiplication facts.
网站简介：Online multimedia learning resources in Spanish, German, French and Italian. With Real Audio, Real Video, and Shockwave.
网站简介：Online USDA database of botanical information, images, and links on plants in the USA, including crops and invasives. Search by name, geographic distribution, or other characteristics.
网站简介：Includes previews of history records, thoughts, and events.
网站简介：Maker of Canadian coinage. Includes history, news, information about services, and online shopping.
网站简介：Includes articles, annotated links, daily geographic quizzes, bulletin board, and chat room.
网站简介：History In 2000, abcteach entered the Internet world as a free educational website for teachers. Our site is the brainchild of Sandy Kemsley, a Michigan elementary school teacher who was retiring after 26 years in the class. abcteach seemed the perfect way for Sandy to continue communicating her love of teaching and wealth of educational knowledge. Little did she know that her "little website" would evolve into the global educational resource that abcteach has become. abcteach Public Site Each month, over two million people from around the world visit abcteach for PreK - 8 materials and creative activities for students and educators. We have over 5,000 free documents available, including printable worksheets, interactive activities, theme units, and much more. Free Monthly Newsletter - All are invited to join our abcteach monthly newsletter, which highlights the latest materials added to the site. abcteach Member Site The abcteach member site provides members with unlimited access to over 40,000 cross-curricular materials, interactive activities, clip art, and abctools custom worksheet generators. New materials are added each week, reflecting member requests and current events. Members also receive a weekly newsletter, highlighting new sections, materials, and unique membership specials. abctools® allow you to create the materials you need when you can't find them anywhere else. abctools are ideal for multi-level classrooms, as well as students with varying learning styles and abilities. Over 60 tools are available to members in a variety of subjects.
网站简介：Provides taxonomic, conservation status, and distribution information on taxa that are facing a high risk of global extinction.