This ThinkQuest sponsored site details how to simplify, add, subtract, and multiply square roots. Lots of in depth explanation, along with a quiz to test the reader's understanding.
The Nine Planets describes each of the 70 planets and moons in the solar system with text, pictures, sounds, an occasional movie and links to other related net resources.
this site will show you what auroras look like from space and on Earth, explain how they are created, and show you where they can be found. Includes a self-guided tour, additional links, and Teacher's Guide.
A collection of already-created chemistry PowerPoint presentations!! Includes such topics as periodic table; acids, bases, phScale, solutions; states of matter; energy; lab and lab safety; carbon cycle; forensics for kids; microscopes; nanoscience and mor
Divided into ten 'chapters' which address themes or topics relevant to ancient Egypt. Includes life, geography, gods and goddesses, mummification, pharaohs, pyramids, temples, time, trades & writing.
Earth & Sky is an award winning daily earth science, astronomy, and environmental science radio series heard by millions of listeners on over 950 commercial and public stations.
Includes lesson plans, K12 activities, and a myriad of other information. From the Center for Extreme Ultraviolet (EUV) Astrophysics, Berkeley, California.
A web site written by a professional astronomer. Explains modern astronomy, careers in astronomy, and answers popular questions from an on-line FAQ archive called Ask the Astronomer.
Includes a set of graphic organizers designed to assist teachers & students in prewriting & postreading activities. Focuses on character, setting, conflict, & resolution development.
Offers engaging interactive online science exhibits and reference information for science students, teachers, and hobbyists, with an emphasis on geometry and astronomy.