Castle High School Library - Science Links

General Links

The Concise Columbia Electronic Encyclopedia -  This outstanding reference work features 17,000 articles with  more than 170,000 links to other resources on the Web

Discovery Channel - TV schedule, themes, lesson plans

EPA Homepage 

Invention Dimension - Highlights an American inventor weekly.  Links to invention and innovation sites

Knowledge Network Explorer  - teacher resources


Medical Dictionary

USDA Forest Service 

U.S. Fish and Wildlife

Virtual Chase: Legal Research Guide for Health Law - Federal agencies and health related organizations


Guided Tour: Visible Human

Medical Dictionary


Astronomy Picture of the Day - Archive of daily pictures

International Space Station - Follows the development of the space station with construction set to begin in 1998

Planetary   Sciences at NSSDC - National Space Science Data Center with vast amounts of information related to the space program

Portrait of Stars and their Constellations - The Physics Front - Physics and Physical Science Teaching Resources - Descriptions of stars and photos of their constellations

Space Telescope Science Institute -Latest Hubble Telescope observations from NASA



Botanical Society of America - The BSA teaching slide collection with 799 photos

CELLS Alive!

Eaglecrest Estate - Enjoy streaming video from Eaglecrest Wildlife Site, a 200 acre estate and home to an array of wildlife: eagles, hawks, owls, deer, mountain lions and more.13 cameras operate 24/7 to capture wildlife activity.

Endangered Species Home Page - The U.S. Fish and Wildlife Service provides information about endangered species.

EPA's Surf Your Watershed

Flora of North America - North American botanists provide authoritative, up-to-date information on the names, relationships, characteristics, and distributions of the approximately 21,000 species of plants that grow outside of cultivation in North America north of Mexico

Health A to Z - Health and medical resources. Find information on diseases.

Hypermedia Glossary of Genetic Terms - Brief definitions for over 580 genetic terms

Insects on the Web - Interesting and useful insect resources

Kaikoura-Deep Sea Virtual Exploration - From National Geographic explore the deep-sea world of New Zealand’s Kaikoura Canyon. This rich ecosystem is home to one of the sea’s last great mysteries—the giant squid, a creature never yet observed in its habitat.


National Geographic

Power of the Gene - introduces genetics through examples - history of genetics, genetic inheritance, genetic diseases, genetic techniques and conversations in genetics

Scitable by Nature Education - A Collaborative Learning Space for Science

The Nature Conservancy - Indiana - Working to protect and preserve our natural heritage

The Nature Conservancy - United States of America - The Conservancy works across state borders to preserve natural areas throughout the U. S.

The Nature Conservancy - protecting nature and preserving life around the world

World Biodiversity Database - The World Biodiversity Database, provided by the Expert Center for Taxonomic Identification (ETI), seeks to document all presently known species.


Biomes and Ecosystems

Biomes - Introduction to the major biomes on earth

Ecosystem Approach-U.S. Fish and Wildlife - Presents effective conservation of natural biological diversity through perpetuation of dynamic, healthy ecosystems.

Ecosystems of Our World - Explains difference between a biome and an ecosystem and gives examples.

Introduction to Biomes - Maps and facts for every biome in the world

Tree of Life - Information about the diversity of organisms on Earth, their history, and characteristics. The information is linked together in the form of the evolutionary tree that connects all organisms to each other.

 What's It Like Where You Live?From the Missouri Botanical Gardens, this site provides information about all ecosystems and details within each ecosystem page.

World Biomes - Detailed information on the specific plants and animals in various biomes



Chemicool Periodic Table

NBC Learn Chemistry Now - 32 learning packages containing videos, documents, images, articles and lesson plans that break down the chemistry behind things such as cheeseburgers, chocolate, soap and plastics.

Webelements Periodic Table of the Elements


Endangered Species

BAGHEERA - a website for Endangered Species

EE Link Endangered Species

U. S. Fish and Wildlife Service Endangered Specie Program

World Wildlife Fund


Genetic Diseases

Centers for Disease Control and Prevention - Government agency site for comprehensive information about disease and health

Genetic Conditions/Rare Conditions

Health Central

Healthfinder - U. S. Department of Health and Human Resources provides guide to reliable health information.

Hypermedia Glossary of Genetic Terms - Brief definitions for over 580 genetic terms

MayoClinic Home

MedicineNet - A network of U.S. board certified physicians and health professionals provides health-related news and articles, articles and information about diseases and treatments as well as various medical procedures and tests plus detailed information about drugs.


National Parks

American Park Network -   Guides for some of America's national parks, including Yosemite, Yellowstone, and Grand Canyon

DesertUSA - Deserts of the Southwest including national parks and state parks

National Park Service - U.S. national parks by name

National Park Service Nature Net - Information on air quality in protected areas, wildlife and plants, geologic resources, people and parks, and water resources in the parks

National Park Service Wildlife and Plants

National Park Service's Threatened and Endangered Species

National Snow and Ice Data Center - Information on how glaciers form, how they move, where they are located, types of glaciers, and how glaciers affect the land and people

Park Geology: Tour of National Parks - Visit parks with similar geological features such as glaciers, sand dunes, river systems, and more.

ParkSearch - Information on 1400 state and national parks provided by L.L. Bean



EdHeads - simple machines

Elevators - Nationwide Lifts - Simple Machines used in Elevators - Learn about the 6 simple machines that comprise an elevator: wheel and axle, pulley, lever, wedge/inclined plane, and screw. Enjoy videos, tutorials, games and more.!

Engineering Interact

Gamequarium- force and motion games

Learning Science - authentic, fun, educational activities and videos that help students get a better understanding of math and science concepts

Parts Geek - Physics for Kids: Simple Machines in Automobiles

Physics 2000 - 20th century science and high tech devices from University of Colorado at Boulder