Game - The mathematics of projectile motion
http://www.mathplayground.com/ProjectTRIG/ProjectileMotion.swf
This game gives the user a purpose and mission.  The question mark teaches about the mathematics.

Teachers Domain k-12

Teachers' Domain is a free resource for digital media from PBS. There is a registration page first. Learn how to find the resources and use the filters and saving the resources.
http://www.teachersdomain.org/

Sponge Lab - Biology

Sponge Lab has a long list of awards and covers an array of topics that surrounds science. History, math, teaching science etc. You can sign up for free with the site being something of a content management system. You can personalize the content. Be aware that the content you place there will be Sponge Labs.

I took a look at the build a body interactive, it is not anatomically correct. You can build different systems of the body. Case studies of diseases are avalable.

In personal information the users can change to Canadian French, but content can be sorted by English, Spanish, French and German. Geared to grades 7 up to post-graduate.

http://www.spongelab.com/slxdev/interactives/buildabody/en/whole/index.html

PBS Nature videos and interactives

Click on "For Educators" to sort by grand level, video segment, current season.
http://www.pbs.org/wnet/nature/
By the Educational Broadcasting Corporation

Web-based Lab Activities for Science

Virtual Courseware Project from California State University LA. The content is geared to high school with some middle school. Web-based lab activities that enhance
the learning and teaching of a range of science disciplines.
Inquiry based Earth and Life Science This one needs teacher registration, but is free.
Geology Labs online
Earth and Environmental Science - simulations and tutorials (Also Spanish)
Biology Labs online

Outer Space links and interactives on K-12 teacher resourcss Wiki

Interactives are listed below the extensive list of links for Outer Space units.
http://k-12teacherresources.wikispaces.com/Outer+Space

Earth Science animation The Savage Earth

PBS - The Savage Earth animation of earthquakes, Tsunami etc.

http://www.pbs.org/wnet/savageearth/animations/index.html

Periodic Table of Videos

The following website has a video for each element. It is formated as the periodic table. You will need access to YouTube. http://www.periodicvideos.com/index.htm

Learn Chemistry ages 5-18+

The Royal Society of Chemistry has a few thousand chemistry interactives with lessons. There is a nice filter shown below. It has something to offer for all grade levels. There is career information, posters you name it.

http://www.rsc.org/learn-chemistry/resource/listing?searchtext=&fcategory=all&filter=all&Audience=AUD00000002&displayname=students

The periodic table lends itself to a mirad of ways to teach about the elements. RSC has its own virtual periodic table. http://www.rsc.org/periodic-table/

Science Writer 5-12

CAST Science Writer, supports students in writing lab and class reports. This tool is geared toward middle school and high school students. It uses animated characters to talk the student through the steps of writing.

http://sciencewriter.cast.org/welcome

Learner.org K-12 to adult

http://www.learner.org/index.html is produced by the Annenburg Foundation. It has K-12 interactives in the arts, foreign language, literature & language arts, mathematics, science , social studies and history. Some resources can be purchased, but look around for the free high quality resources.

Example: The interdisciplinary units at Journey North. High interest and student centered learning. http://www.learner.org/jnorth/

Science Net Links - K12

The Science Net Links site http://sciencenetlinks.com/ is produced by the American Association for the Advancement of Science. At Science NetLinks, you'll find teaching tools, interactives, podcasts, and hands-on activities for all grade levels.

An example is Harnessing Power: Power Play
“Your mission is to get the jobs on the top right done using the power sources on the top left. To do that, you'll have to build machines by connecting the pieces in the bottom middle.
To build your machine, click on one of the parts in the bottom of the screen, and then drag it into one of the three spaces. Try to do it as fast as possible. Once your machine works, click 'NEXT' to go on to a new challenge.”

Sing Math and Science Concepts by Scholastic

Study Jams by Scholastic has math and science study helps with karaoke and video explanations as well as vocabulary and test yourself features. http://studyjams.scholastic.com/studyjams/index.htm The site does not differentiate the content by grade level, but it is good for differentating by interest.

Try singing along with a data analysis tune on the link below. You can hear the song sung or turn off the vocal for kareoke. The lyrics are shown on the screen as the song plays.

http://studyjams.scholastic.com/studyjams/jams/math/data-analysis/mean-average.htm

Science Simulations

Simulations
http://phet.colorado.edu/en/simulation/balancing-act
Need to differentiate or personalize your lessons? Use the PhET site. It has physics, chemistry, biology, mathematics and other simulations for students to explore content concepts for all grade levels K-16. This site has the ability to change language for ELL students.

What's in the name? The site is from Colorado University and originally the PhET website focused on physics, Physics Education Technology, or PhET. All PhET simulations are free and are easy to use and incorporate into the classroom. They are written in Java and Flash, and can be run using a standard web browser as long as Flash and Java are installed.
This link brings you to the available translations. http://phet.colorado.edu/en/simulations/translated