Books Online through UPenn. - Listing over 30,000 free books on the Web
Matisse's Glossary of Internet Terms
Activate - The Journal of Technology Rich Learning - a wealth of ideas
All About Atoms - Jefferson Lab
American Society of Civil Engineers: Kids
Astronomy for Kids - Solar System walk
Book Creator free software and free tutorial
Bird Thank You book - elementary learn birds
BioTech's Life Science Dictionary
Bluebirds Project - lessons, activities, challenges
Build a Prairie outstanding online habitat activity. I made a worksheet for it
Cells alive - animated resources for the study of cells
Chemistry4Kids - Matter, Elements, Atoms and more
Cicadas - Periodic cicada page
Computers - Activities, Tutorials
Coral Reef Fish Count - Outstanding!
Cyberinfrastructure - examine the convergence of three realities -- the spread of
the Internet, the shrinkage of computers, and the accumulation of databases
CyberSmart - lessons on safety and use of the Internet
Dancing in the Night Sky, students will learn about the Aurora Borealis or Northern Lights. Discover how NASA scientists and engineers use satellite technology to measure and analyze aurora data. They will see how Norwegian scientists apply the concepts of data analysis and measurement to study the Northern Lights
Data - links to rich data resources for calculating and for research
DCNR of PA - info on Pa's natural resources
Department of Environmental Protection PA
Dictionary of Units of Measurement
Digital Storytelling - Life around here 
Digital Library for Earth System Education - a distributed community effort to improve the quality, quantity, and efficiency of teaching and learning about the Earth system at all levels
Discover Life - WOW
DNA Interactive educational web site resource that celebrates the discovery of the DNA double helix structure.
Earth Observatory - Outstanding NASA site
Echo the Bat - educational online storybook.
back to topEngineer Girl - Part of the National Academy of Engineering’s Celebration of Women in the Engineering project. The project brings national attention to the opportunity that engineering represents to people of all ages, but particularly to women and girls.
Environmental Education Network
Environmental Ethics Curriculum - high school resource
Environmental Inquiry - a collection of ideas and resources to support student projects on a wide range of topics in the environmental sciences.
Environmentalists Internet Hunt
Environmentalist Award - a problem based learning activity that studies outstanding environmentalists
EPA's Climate Change - global warming
EPAAirNow - data rich web site with resources for indoor and outdoor air.
Exploratorium - online science museum
Frogs - Something Froggy - a story about the life cycle of Frederick Frog. It is an outstanding web project
Gateway to Astronaut Photography of Earth
Geologic web links and resources
Grasshopper - interactive - shows different organ systems with labels
Great Plant Escape - primary/intermediate/ms Outstanding online resources for teaching about plants
Greatest Engineering Achievements of the Twentieth Century
Happenin Habitat - National Wildlife Federation
Healthy Teeth - oral hygiene for younger students
Health videos - interactive health education resources from the Patient Education Institute.
Health - Basic Body Internet Hunt
Heart anatomy - outstanding resource
Virtual Body from Medtropolis - incredible site
Hypography Sci-Tech: Gateway to Science and Technology
Time Capsule - Study Unit Assessment
Learn About Trees. Download information and worksheets about trees.
iTunes U is a part of the iTunes Store featuring free lectures, language lessons, audiobooks, and more, that you can enjoy on your iPod, iPhone, Mac or PC. Explore over 50,000 educational audio and video files from top universities, museums and public media organizations from around the world.
Internet Hunts about science subjects
How To: Teach the Sea from the Land - Lessons that mix science, writing, and art
MathFLIX - 1,000 engaging math instruction & activities
How Clean is the Air in Your Community? pbl
How Many? A Dictionary of Units of Measurement
Environment Issues Game problem based learning
Postcards from the Field - Antarctic by Jean Pennycook
Encyclopedia of Life - an electronic page for each species on earth
Science of Music - Exploratorium projects and exhibits
States and Energy Initiatives video Governors Association Conf. CSPAN
The Future Channels integrating math science and career exploration
GeoWeb - Be a cyber cartographer
Science of Speed - NASCAR + NSF = Fantastic Instruction
Observation Skills Builders - > 40 engaging activities
Khan Academy - hundreds of free online instrution videos
Map and tree inventory - data, gps, hots
Iron Science Teacher @ Exploratorium
Explore your Science Knowledg
Northwestern Hawaiian Islands Marine National Monument
Rainforest maths interactive math K to 7
Solve the science mystery - what has happened?
Mystery Caterpillar & IPM activity
Merlot - Multimedia Educational Resource and Learning & Online Teaching
Human Body Webquest - rich in resources
Journey North - a global study of animal migration
Matter online practice activities 3rd - 8th grades
Milkweed & Monarch Mania - explores animals that live on milkweed plant
Monarch Watch - a site observing butterfly migration
Nine 8 Planets - A Multimedia Tour of the Solar System
Oceans
Northwestern Hawaiian Islands Marine National Monument
Ocean Life - American Museum of Natural History
U. S. Commission On Ocean Policy
University-National Oceanographic Laboratory System
Ology - AMNH sites on Archeology, Astronomy, Biodiversity, Biology,
Einstein, Genetics, Marine, Paleontology
Pathfinder Science - "hands-on, minds-on" activities ( student scientists not just science students)
Periodic Table of Elements - interactive
Physics Applets - (requires java) explores a variety of phenomenon
Plants and People - explores the ways people use North American native plants
PA Science and Technology Standards
PA Ecology and Environment Standards
Rainforest - rich resource
Rainforest maths interactive math K to 7
Ranger Rick's Go Wild - resources for animal projects from NWF
Rx for Survival — A Global Health Challenge is a very informative multimedia project, anchored by a six-hour PBS television series on world wide health issues. Use the factually rich Web site to explore the nature and origin of deadly diseases that threaten all of us.
Science-athon offers elementary and middle-grade students opportunities to discover the science in their daily lives. Presented as challenges, the Science-athon asks students to investigate their world in ways that are engaging and fun. Catching Sunshine
Science Friday
Kid's Connection
ScienceGems - a remarkable index of online science resources
Science Spot - resources for many curricula
Scientific American - a wealth of science news video
Science Toy Maker - many projects
Scientific Method online activity
NSF Scrub Club - handy info and advice
Sports Nutrition and the Olympics
Star Gazer - PBS series
Solar System - Exploring the Planets - NASM
Student Data Mapper - Collaborative GIS. Create a project, contribute data, and make a map - all through the web.
Free Thinkfinity.org an innovative online resource for teachers, students, parents and the literacy community.
Water
Water cycle and water facts 4-7
Who Can Lift the Baby Hippo - Explains how a lever operates and defines related terms such as load and fulcrum.
Why Files - The science
behind the news. Excellent
Wikibooks is a Wikimedia community for creating a free library of educational textbook
Wildfire prevention curriculum PreK - 6
WorldWide Telescope - free downloadable software spans astronomy, education and computing
Your age on other Worlds - online calculator
Your weight on other worlds - online calculator
Zoos: virtual
Cleveland Metro Parks Zoo "Roar Report" Blog
Miami Metro Zoo Podcast Zoo Tour
San Diego Zoo & Wild Animal Park