Bitesize Science: This British site, designed for grades 3-6, includes materials for teaching living things, materials, and physical processes. Each concept area includes a myriad of subtopics and units. Each unit has an online learning activity a “bitesize” explanation of the concept, and an online quiz. Look under the Teacher Link for lesson plans and worksheets.
http://www.bbc.co.uk/schools/ks2bitesize/science/materials/

Everyday Mysteries: Fun Science Facts from the Library of Congress (LOC): A tremendous
stockpile of quick science knowledge, on everything from agriculture to zoology.
http://www.loc.gov/rr/scitech/mysteries/archive.html

How Everyday Things Are Made: A wide range of videos on how something is made, from
jellybeans to crayons to airplanes and more!
http://manufacturing.stanford.edu/hetm.html

Magic School Bus: Materials on animals, space, the human body, and much more are explored through games and guided tours.
http://scholastic.com/magicschoolbus/

Learn about the ‘ologies’, from the American Museum of Natural History. Includes interactive games, interviews with scientists, solving mysteries, and much more.
http://www.amnh.org/ology/paleontology#
Planet Games Arcade: From NOAA (the National Oceanic and Atmospheric Administration), this site provides several interactive games focused on ocean and air, including saving the beach, humpback whales, recycling, and more. Good for learning centers and filler options.

http://games.noaa.gov/
Smithsonian Museum of Natural History Virtual Tour: Explore the entire Smithsonian
Museum of Natural History from your classroom!!! The panorama views have hotspots with even more detail available.

http://www.mnh.si.edu/panoramas/

 

Animals: (also see animal webcams below)
4-H Virtual Farm: On a virtual visit to a horse, beef, dairy, poultry, fish, or wheat farm, you
have a choice of movies, animation, learning activities, and options for students to learn the science behind farming.

http://www.sites.ext.vt.edu/virtualfarm/main.html
Animals- Nat Geo Wild: National Geographic provides great photos and short informational
pieces about a variety of animals, as well as a fast facts blurb and a map showing where in the
world the animal lives, as well as multimedia options. Students can layer in by category or animal name.

http://animals.nationalgeographic.com/animals
Beyond Penguins & Polar Bears: A host of thematic units based on penguins and polar bears.

http://beyondpenguins.ehe.osu.edu/

 

Journey North: “A global study of wildlife migration and seasonal change.” Begin the journey by clicking on the “Timeline” and follow a wide variety of animals as they journey the globe. Be sure to check out the  “Teacher”  link. Note: “If you live within 50 miles of the migration route, Operation Migration invites you to reserve a live presentation for your classroom”.

http://www.learner.org/jnorth/KidsJNAbout.html
Our Wild Neighbors: Animated sites introduce learners to animals found in Alaska. This
specific page talks about animal camouflage.

http://www.alaskacenters.gov/our-wild-neighbors.cfm

 

Animal Webcams & Videos:
Instant Reply—Zoo Minutes: 1 minute video clips of 28 different animals
http://www.knowitall.org/instantreplay/content/program.cfm?offset=15&SeriesIDpassed=58
Panda Webcams: http://nationalzoo.si.edu/Animals/GiantPandas/ (note: use Internet Explorer)
http://www.zooatlanta.org/1212/panda_cam

http://www.oiccam.com/webcams/index.html?/panda/
San Diego Zoo Animal Cams: Webcams for pandas, polar bears, elephants, and ape habitats can be found here. You can also access a number of other videos and podcasts here. Note:

These stream live, so may be slow for individual searches.

http://www.sandiegozoo.org/videos/index.html

 

CritterCam, Interactive Mission & WildCam: The current National Geographic webcam is in Africa. Choose from CritterCam (a research tool designed to be worn by wild animals. It
combines video and audio recording with collection of environmental data such as depth,
temperature, and acceleration), Interactive Mission, or WildCam (conservation initiative that uses the Internet to connect people to Earth’s last remaining wild places. Using streaming video technology, WildCam Africa brings viewers from all over the world to the remote Pete’s Pond in Botswana where animals go about their daily lives. And because it’s live, you never know what may happen next!)

http://animals.nationalgeographic.com/animals/crittercam-wildcam/

 

Monterey Bay Aquarium- Live Web Cams: 8 webcams provide a wealth of choices for studying ocean life. Options include watching the kelp forest, the fresh water and sea otters, the aviary, the penguin, the out bay, and the inner part of Monterey Bay. Note: these are live, note the time difference (live feed runs from 7-7, archived footage may be viewed off times).

http://www.montereybayaquarium.org/efc/cam_menu.aspx
Astronomy/Space:

Ask an Astronomer:
Video podcasts by NASA scientists on topics ranging from the movement of stars to the status of Pluto to black holes

http://coolcosmos.ipac.caltech.edu/cosmic_classroom/ask_astronomer/video/index.html

 

Chemistry:
Chem4Kids! The text and graphics explain the basic concepts of chemistry, with segments on matter, states of matter, solids, liquids, and gases are available, along w/an online quiz for each section.

http://www.chem4kids.com/index.html
Earth Science (weather, geology, water cycle, etc):
Wild Weather Adventure!!This educational game, found under the “Earth” tab, has students pilot a blimp around the world while answering a number of science questions, in
easy/medium/hard levels.
http://spaceplace.nasa.gov/wild-weather-adventure/en/

http://www.yellowstone.net/oldfaithfularchives.htm
Thirstin’s Water Cycle: This is an animated look at the water cycle. An audio track is included from the Environmental Protection Agency (EPA).
http://www.epa.gov/safewater/kids/flash/flash_watercycle.html
USDA Air Quality Images: Webcam views can be seen from several locations across the US. Hover over a location on the map and you see a still image from the camera. From the US Forest Service, these webcams show air quality.

http://www.fsvisimages.com/descriptions.aspx

 

The Virtual Cave: Visit the world of caves and see superb digital images of a wide range of
cave formations and cave types.

http://www.goodearthgraphics.com/virtcave/
Weather Wiz Kids: Developed by a meteorologist in IN, this site provides straight-forward
information for a number of weather and natural events, from hurricanes to earthquakes. Also included are weather jokes & folklore.

http://www.weatherwizkids.com/
Habitats & Biomes:
What’s it Like Where You Live? Biomes of the world, from Rainforest to Grasslands, as well as freshwater & marine ecosystems, are explored. This site contains easy-to-read text screens, which include a number of maps and images to illustrate the area for students. Site is from the Missouri Botanical Gardens.

http://www.mbgnet.net/index.html