Science Basic Skills and Games Practice http://classroom.jc-schools.net/basic/science.html
Interactive Science Activities http://jc-schools.net/tutorials/interactive.htm#Science
Science PowerPoint Presentations http://jc-schools.net/PPTs-science.html
Science Online http://classroom.jc-schools.net/sci-units/
FossWeb http://www.fossweb.com
Test Your Science IQ
Science Class
Science Toys demonstrates the use of common household materials to make toys that demonstrate fascinating scientific principles.
Stellarium is a free open source planetarium for your computer. It shows a realistic sky in 3D, just like what you see with the naked eye, binoculars or a telescope.
Science Animations offers animations, movies and interactive science tutorial links.
Visible Body is a complete and fully interactive, 3D human anatomy model.
Free Nature Videos
Amazing Space
AstroWeb
Celestia - A free space simulation that lets you explore our universe in three dimensions
CiteSeer - Scientific Literature Digital Library
DLESE - Digital Library for Earth System Education
eMolecules
Encyclopedia of Astrobiology, Astronomy, and Spaceflight -
Nearby Stars Database
NOVA - (Video, podcasts)
Physics Flash Animation
PhysLink
Scirus (science-specific search engine)
SciSeek (science-specific search engine and directory)
Spacestation42 (Free spacecraft, rockets, satellites, and planet paper models)
Stellarium (open source planetarium)
World Wind (Zoom in on the Earth from satellites)
Biology In Motion
EdHeads
Science Education Zone
Simply Science
Science Teachers' Resource Center
Simply Science
Science World http://scienceworld.wolfram.com
Science Flash Activities http://www.bbc.co.uk/schools/scienceclips/index_flash.shtml
BBC Science Games Ages 4-11 http://www.bbc.co.uk/schools/4_11/science.shtml
BBC Science Games Ages 11-16 http://www.bbc.co.uk/schools/11_16/science.shtml
LHS Science Interactive
Interactive Science Exercises
Educational Interactive
Virtual Journey Into the Solar System
Science Reader's Theater Scripts
Biology Center
Theater Scripts
Virtual Stem Cell Laboratory
Solar System Exploration
Windows to the Universe
Science Clips
Physical Science Interactive
BioMedia Associates
Science Quizzes
Science Worksheet http://www.primaryresources.co.uk/science/science.htm
Earth Science Center
Science Fair Resources http://jc-schools.net/techupdate/sci-fair.html
Human Anatomy On-line http://www.innerbody.com/