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Site Index: answers to science questions, scientific method, astronomy, aviation/airplanes. biology, genetics, evolution, botany/plants/trees,   environment, water/oceans, fish/marine animals, amphibians and reptiles, birds, dinosaurs, zoology/other animals, insects, spiders, anatomy/physiology, geology/earth science, weather, disasters, physical science, physics, chemistry, science history, inventors/science projects

Mad Scientist Network
Browse through thousands of answered questions or locate science information with the Mad Scientist Search Engine.

Why Files
Answers and information about the science and technology behind the headlines.

Scientific Method
Introduction to the Scientific Method
An overview with explanations, vocabulary, and links. See also Steps in the Scientific Method for a  flow chart and The Scientific Method: Slides for a Presentation for online slides.

The Nature of Science
An easy to understand chapter from an online book.

The Nature of Science
Concise introduction to the scientific method and the nature of science.

Astronomy Homework Help
Kid's Astronomy.com
A terrific site with real-time maps of the night sky, an astronomy dictionary, astronomy news, plus wonderful information on the solar system, space exploration, and deep space. Click on the Online Astronomy Academy for free astronomy classes.

The Nine Planets
A multimedia tour of the solar system!

The Adler Project: An Astronomy WebQuest for 9th Grade
For other astronomy webquests, see Space Adventure and Star Broker.

Windows to the Universe
A graphics-intensive space science website with tons of information and a teacher/student workbook.

NASA Quest Education Page
Information from the space agency. 

Welcome to the Planets
Great source for pictures of and information about the planets.

The Educator's Guide to the NEAR Project
Information and lesson plans form the NEAR (Near Earth Asteroid Rendezvous) Project.

Digital Archive of Historical Astronomy Pictures
This site as well as the one below are good places to find images.

Bill and Ted's Excellent Astronomy Site

NASA Home Page
Information from the space agency.

Teacher's Guide: The Lunar Prospector
From NASA. Click on lesson plans in the left menu for three unit plans..

Challenger Center
More space stuff!

Space Station: A Room with a View
A middle-grade webquest.

The Future of Satellite Technology
See also Bright Future for Solar Power Satellites .

Space/Solar System Themes Page
Resources, handouts, lesson plans, and web-based activities.

Windows to the Universe
A graphics-intensive space science website with tons of information and a teacher/student workbook.

Aviation/Airplanes
Beginner's Guide to Aeronautics
Information on how airplanes fly, why wings change shape on takeoff and landing, and propulsion systems.

The K-8 Aeronautics Internet Textbook
An excellent site with many resources.

How Airplanes Work
An excellent, well illustrated article from How Stuff Works. It not only answers the basic question of how airplanes fly, but also describes the function of wings and the other parts of an airplane.

Principes of Flight - Level 1
From the Aeronautics Learning laboratory at FIU. See the top menu for other learning modules.

Propeller Experiments Four and Five
Two experiments from the above source.

The Science of Paper Airplanes
Answers to questions about paper airplanes as well as instructions for making them.

Paper Airplanes - Quick and Simple
Instructions for making basic paper airplanes. See also Alex's Paper Airplanes.

Paper Airplanes Theme Page
Links to many pages about paper airplanes.

Build the Best Paper Airplane in the World
You be the judge, but that's what the site is called!

The National Paper Airplane Contest
Entry information. See also The Great Paper Airplane Challenge.

Interactive History of Flight
An excellent site from ThinkQuest.

National Air and Space Museum
From the Smithsonian Institution.

Aviation Museums
An alphabetical list of links to aviation museums.

Wilbur and Orville Wright
Basic information and links. See also Re-Living the Wright Way and The Wright Brothers for more extensive information.

Wright Brothers National Memorial: Site of First Controlled Flight
Though this site is primarily for teachers, it could also be an excellent resource for students.

Airliners.net
Photos of over 50,000 aircraft!

Biology Homework Help
Natural Perspective
Learn about four of the five "kingdoms" of life.

Biology Homework Help
For GCSE or advanced biology.

Biology Online
An excellent resource with an online dictionary of biology as well as tutorials. See also Biology Resources.

Snapshots of Medicine and Science
"A web site for high school students, teachers, and the public, bringing news, features, insight and discussions from the dynamic world of biomedical research."

BioNetbook
A searchable guide to biology resources on the Web.

High School Biology Home Page
A resource for high school biology.

The Biology Project
An online interactive resource for learning biology.

Molecular Biology Research Resources
A collection of links to sites of use/interest to people working in molecular biology and
biotechnology.

National Biological Information Infrastructure
A great source for all sorts of biology information.

Tree of Life
Information about phylogeny and biodiversity. "The information is linked together in the form of the evolutionary tree that connects all organisms to each other."

Genetics
Genetics: Gateway to the Future
This ThinkQuest site is designed for students searching for information on the science of genetics. It covers everything from the "basic concepts of heredity, to advanced principles like DNA mutations and genetic diseases, to the legal and ethical questions raised by recent developments in molecular biology."

Morgan: A Genetics Tutorial
A multimedia tutorial that covers the basic principles of genetics, suitable for an advanced high school class or introductory college biology.

National Human Genome Research Institute
Click on education al resources to find information for students and teachers.

Genetics Glossary

Glossary of Genetic Terms
In case you couldn't find what you wanted at the above site.

Genetics Education Center
Genetics information and links.

Let's Juggle Genes
An online activity.

Human Genetics WebQuest
See also Genetics WebQuest: A Genetic Engineering Project.

Evolution
Enter Evolution: Theory and History
An excellent site for information on evolution and scientists of importance in evolution history. 

Timeline of Evolutionary Thought
An annotated timeline from the above site.

Evolution Home Page
A great deal of information, including resources for learning about evolution and religion.  See also Science Against Evolution Official Home Page.

The Talk. Origins Archive
An excellent site that explores the creation/evolution controversy.

Introduction to Evolutionary Biology
This on-line article provides an excellent introductory overview.

Evolution Update
The latest news, articles, and books on evolution.

The Charles Darwin Foundation for the Galapagos Islands
Though this site is more about the Galapagos and its animal inhabitants, it does also offer information about Darwin and his work on the Galapagos.

Charles Darwin
All sorts of Darwin links. See also Biography of Charles Darwin.  

Louis Agassiz
Read about this noted geologist who opposed Darwin's theory of evolution.

Evolution Web Sites
A long list of links.

Botany/Plants/Trees
Botanical Society of America
Great source for images. Their entire slide collection is now on line.

Photosynthesis
Good information on photosynthesis from this on-line text.

The Virtual Plant Cell
Allows you to dissect a cell on line.

Plant Trivia Timeline
A timeline describing the history of plants.

Track Star: Biomes, Biomes, Biomes
An on-line exploration of the Earth's biomes.

The World's Biomes
This is a really good site with information about and pictures of the world's five basic biomes: aquatic, deserts, forests, grass lands, and tundra.

Botany Related WWW Sites
Links from the Botanical Society. If it has to do with botany, you'll find it here.

The GardenWeb Glossary of Botanical Terms
Currently contains over 4000 terms relating to botany, gardening, horticulture and landscape architecture.

Dictionary of Botanical Words
An on-line botany dictionary.

On-Line Glossary of Technical Terms in Plant Pathology

University of Minnesota Extension Service
Horticultural, gardening, and other useful information.

Seeds of Change Garden
Cross-cultural hands-on gardening project for kids.

Go Wild! Start a Native Wildflower Garden
Ideas about starting a wildflower garden at your school. For information on wildflowers, go to The Wildflower Center or Wildflowers.

Tree Guide
A database of information on trees and shrubs.

Trees and Forests: A WebQuest for 6th-Grade Science
See also Where Did All the Trees Go WebQuest and Who Will Speak for the Trees?

The Ultimate Tree-Ring Web Pages
Everything you need to know about tree rings.

The Miracle of Fall
Information on fall color.

Why Do Leaves Change Color?
A link from the above site.

Leaves
Information on collecting and preserving leaves.

Rainforest WebQuest
See also Rainforest Exploration and Tropical Travelers for other WebQuests.

Why Save the Rain Forest
An excellent resource. See also Rain Forest Animals, a teacher's guide from Newton's Apple.

Environment
Environmental Education Link (EE Link)
Links to information, projects, and organizations.

Land and People: Finding a Balance
An environmental study project from the USGS that engages high school students in studying ecosystems resource issues.

6 Billion Human Beings
I'm not sure where to put this page, but if we really want to find a balance between land and people, dealing with the world population explosion is an essential element of this balance, and this site offers a place to begin learning about our ever-growing world population and the potential problems associated with this phenomenon. See also 6 Billion People: but Who's Counting.

A to Z Teacher Stuff: Environment - Earth Day
Designed primarily for teachers, this site contains links to thematic units, lesson plans, and resources.

42Explore - Prairies
An excellent resource. See also Biomes - Grasslands and Savannah.

Wetlands Resources
See also Water Education Science Project and Learn About Wetlands.

Rotten Truth About Garbage
Ever wonder what happens to your trash? Click here and find out. A great site for learning about solid waste and recycling.

Microbe Zoo
Discover the many worlds of microbes.

Water/Oceans
Water Science for Schools
Activities, pictures, data, maps, and an interactive center from the USGS .

Water: Turning the Tide on Trash
A learning guide on marine debris.

Fresh Water
A resource for learning about fresh water ecosystems.|

WebQuest: The Oceans
See also The Ocean View WebQuest and Oceans WebQuest.    

Neptune's Web
Oceanography resource for students and teachers. Go to Oceans Trailhead for a virtual oceans field trip! 

The Living Ocean
Studying the ocean from space. See also Ocean Planet: Fact Sheet

Treasures of the Sea
Exploring the ocean through literature!

Fish/Marine Life
Fishbase WWW
If it has to do with fish, you'll probably find it here. It includes a glossary, pictures, information on individual species, and all sorts of scientific information. See also Regulatory Fish Encyclopedia.  

The Catalog of Fishes On-Line
This online "catalog" has information on both freshwater and saltwater fishes. For information specifically on saltwater species, see Sea World Animal Information Data Base, Anadromous and Marine Fish, Coral Reef Fishes, NetVet Marine Fish, or Marine Fishes of Hawaii. For freshwater fishes, see the sites listed below.

Native Fish Conservancy
Information on fish keeping, exotic species, articles, photographs. See their links page for a huge list of links to all things fishy.

North American Native Fishes Association
If you didn't find what you need at the NFC site above, try the NANFA. They also have an excellent set of links.  

Fishes of Minnesota
Try this interactive, online quiz. It's a fun way to learn about Minnesota fish species.

Fishes of Iowa
An excellent source of information on both game and rough fish. See also Freshwater Fishes of New York, for a good source of information on eastern fish; Minnesota's Game Fish, Fishes of Ohio's Scenic State Rivers, Fishes of North Dakota, or Fishes of the Great Lakes for information on midwestern species; Freshwater Fishes of Florida, for information on southern species; and Warmwater Fish of Washington or Salmon Facts for information on western species. For information on the fishes of other states and Canadian provinces see Links to Provincial and State Fish and Wildlife Agency Web Pages. Go to Natural History of Minnesota Fishes for an excellent collection of fish pictures.

Freshwater Fishing
Need information on fishing? Find it at this site or one of the related links, Saltwater Fishing or Fly Fishing. For information on fishing records, see Minnesota State Record Fish and World Record Freshwater Fish.  

Freshwater Aquariums from About.com
Doing a report or school project involving aquariums? You'll probably find the information you need at this site or the companion site Salt Water Aquariums.  

Ichthyology Web Resources
A well-organized directory of educational and scientific web resources related to fish.

Fish Information Service (FINS)
An elaborate site providing information for aquarists. 

Whales on the Net
An extensive site with information on most species of whales . 

WhaleNet
An interactive educational web site which focuses on whales and marine research.

Whale Information Network
History, facts, whale-watching guidelines, Killer Whales, Southern Right Whales, whale-sighting data base and reports.

David's Dolphin and Whale Watch
Great site for photos.

The Whale and Dolphin Conservation Society
News, features, campaigns, projects, etc.

NetVet Marine Mammals
A long list of links to site about marine mammals.

Amphibians and Reptiles
EMBL Reptile Data Base
An Online Information Resource on Reptile Taxonomy with a Focus on the Species Level.

Herpetology.com
Data base and links..

Reptiles and Amphibians of North Dakota
Great pictures as well as descriptive information.

Amphibian Species of the World
A comprehensive resource from the American Museum of Natural History.

Higher Taxa in Extant Reptiles
Turtles, lizards, and snakes

Herp Care Collection
Advice for keeping a reptile in your home or classroom.

A Thousand Friends of Frogs
From the Center for Global Environmental Education, this site is an excellent source for basic frog information

Frequently-Asked Frog Questions
And the answers.

Frogs - Science WebQuest
A WebQuest on frog lifecycles. See also Frog WebQuest, Frog and Toad WebQuest, and Frogs and Toads WebQuest.

Frog Web: Amphibian Declines and Maalformations
Good source of information with links to educational resources.

On-line Frog Dissection

Birds
Yahooligans Bird Directory
Links to bird pictures, sounds, and videos, as well as sites for individual bird species.

Electronic Resources on Ornithology
A long list of bird links.

Beautiful Birds
Great bird pictures from the Hill Ornithological Collection at Cornell University.

Audubon Online
Home page of the National Audubon Society.

Kaytee Wild Birds
Basics for back-yard bird watching and feeding.

Raptor Center
Great site from the Minnesota Raptor Center.

Birdnet
Information and links to the ten North American Ornithological Societies.

Dinosaurs
Dinosauria On-line
Check out the omnipedia and picture gallery.

Dinosaurs
A good source for basic dinosaur information.

Zoom Dinosaurs
An on-line book with fact sheets, printouts, lists of dinosaurs, a dino dictionary, and more.

Dinosaur Illustrations
Great site for locating illustrations of many species of dinosaurs.

Kids Domain - Dinosaur Links
Nice list of links to sites where kids can learn more about dinosaurs.

Insects
Insectlopedia
Another terrific source for insect information.

Insects on the WWW
Didn't find what you were looking for at the Yahoo Insect Directory or Insectlopedia? This page has links to over 6000 entomological sites!

O. Orkin Insect Zoo
From the Smithsonian Institution. Check out the student page.

Bug Bios
An extensive website with great pictures, educational resources, and information on the important role insects play in human culture.

Entomology at Colorado State
Click on images in the left menu for great insect pictures.

Iowa State University Entomology Image Gallery
More great insect pictures!

Bee Eye
See the world through the eyes of a bee!

Butterfly Website: Butterflies in Education
Scroll down the page to see how schools are incorporating butterflies into the curriculum. Click on photo gallery to see some awesome pictures.

Yuckiest Site on the Internet
Bugs, worms, even roaches!

Spiders
The Arachnology Home Page
The ultimate site for finding information on spiders and such.

Spider Theme Pages
A well-indexed, annotated directory of links.

Picture Gallery of Jumping Spiders
Spider pictures.

Zoology and Other Animals (For information on individual animal species, try one of the first sites listed below)
Zoos and Animals Page
Links to zoos and sites for specific animals.

Vertebrate Animals Hotlist
An alphabetical list of links to sites for specific animals.

Internet Resource Guide for Zoology
A well-indexed source for all areas of zoology.

Desk Reference: Zoology
Sources for answers to questions about animals.

Bison: Their Influence on World Cultures
Interesting site on Bison and the Plains Indians.

Kid's Corner-Endangered Species
Activities and information regarding endangered species.

National Wildlife Federation
Excellent site with information on endangered species, habitats, and conservation.

Anatomy/Physiology Homework Help
Body Quest
An on-line exploration of the human body for students between 11 and 16.

Science: Body
From Fact Monster.

Inner Body
Human anatomy online!

The Virtual Body
A series of elaborate presentations of the various parts and functions of the human body.

Visible Human Body
A guided tour!

3-D Anatomy for Students
3-D models to help students understand complex anatomical relationships.

Human Anatomy and Physiology WebQuest
See also Mission to Mars: Wanted Human Anatomy Expert and  Systems of the Human Body WebQuest.  

The Heart: An On-Line Exploration
Heart and circulatory system, complete with sound effects.

Neuroscience for Kids
Incredible on-line information about the human nervous system.

Cells Alive!
See images of cells.

AllAboutVision.com
Doing a report on visions? This site offers complete information on eye problems and diseases, eyeglasses, contact lenses, LASIK and other vision surgery, sunglasses, low vision, and much more.

Seeing, Hearing, and Smelling the World
Great resource for information on the senses.

The Science of Sound
A series of experiments with sound.

Selected Anatomy and Physiology Links
A long list of links.

Geology/Earth Science Homework Help
Geological Society
All sorts of information and links.

Glacier National Park On-Line Field Trip
Field trip with audio.

Exploring Caves
An interdisciplinary set of materials from the USGS on caves for grades K-3.

Virtual Geology Field Trips

The World's Biomes
This is a really good site with information about and pictures of the world's five basic biomes: aquatic, deserts, forests, grass lands, and tundra.

Volcano World
The ultimate volcano site.

Volcanoes
An excellent resource from the USGS.

Volcanoes On Line
A ThinkQuest site with on-line games and quizzes.

Weather
The National Weather Service
Interactive weather information; a good source for local, national, and world weather information.

The Weather Channel
Forecasts, radar, information on El Nino, etc.

Online Guide to Meteorology
Learn about clouds, wind, storms, weather forecasting, etc.

Lightning Information
See also Kid's Lightning and Safety Network.

Rainbow Information
Everything you and your class need to know about rainbows, including how to make one.

Blue Planet
Learn about global warming and how developing the hydrogen engine could help save the Earth.

El Nino and La Nina Resource Center

The Tornado Project Online
Great site for accessing information about tornados.

Disasters
Yahoo - Disasters
A comprehensive directory of disaster sites.

Internet Disaster Information Network
The latest news on disaster situations.

Center for Integration of Natural Disaster Information
USGS resources for droughts, earthquakes, hurricanes, landslides, volcanoes, wild fires, and recent events.

CBS News Disaster Links Information Portal
Links to sites providing information on all sorts of disasters.

International Tsunami Information Center
See also Pacific Tsunami Museum and Indian Ocean EarthQuake and Tsunami - Secember 26, 2004.

Volcano World
An excellent source for information on volcanoes.

The World-Wide Earthquake Locator

The National Earthquake Information Center

The Tornado Project Online

Natural Disaster WebQuest
See also Humanity Against Natural Disasters and Natural Disasters.

Physical Science Homework Help
All About Atoms
This site provides a basic overview of atomic structure as well as resources and links for students, teachers, and parents.

Exploring Gravity
An on-line tutorial.

Projectile Motion
Demonstrations on projectile motion.

Electricity and Magnetism
Links to a large number of sites dealing with electricity and, to a lesser extent, magnetism.

Light Up My Life
Information and lesson plans about light.

Light: A Learning Unit
Information and activities for students from G.E.

Energy Quest
Energy education site sponsored by the state of California.

The Official Rube Goldberg Website
Information, biography, gallery, and machine contest.

Exploring Simple Machines
A WebQuest.

Gadget Anatomy
This site allows students to analyze a tool to see what simple machines are a part of it.

Physics Homework Help
The Physics Classroom
An online physics tutorial.

Additional Physics Resources
Links to physics help pages.

Virtual Physics Tutorial
From Cal State Fullerton, this site offers links to on-line physics help.

Frisbee Physics
Background information and activities for understanding the physics of frisbees.

Physics Glossary

Physics 2000
An interactive journey through modern physics. See also Interactive Physics.  

Web Physics

Chemistry Homework Help
General Chemistry Glossary
A searchable online glossary!

Chem 101 Homepage
A searchable online textbook.

The Learning Matters of Chemistry
Computer animations, online exercises, and a Periodic Table game!

Mr. Fanetti's General Chemistry Help Page
Help with high school chemistry.

Chemistry Help
Atoms, compounds, nomenclature, the periodic table, etc.

High School Chemistry Help Page
AP and general chemistry help resources.

Relevant (High School) Chemistry Resources on the Web
An well-organized set of links.

Science in the Box
Find out what Procter and Gamble puts into their detergents and other products.

Kitchen Chemistry
From the Discovery Channel. See also Kitchen Chemistry (Pittsburgh Teachers Institute) and Science House Countertop Chemsitry.

Science History
History of Science
Many links. See also Science History Timeline .

History of Science
This link will take you to Paul Charlesworth's page. To access his impressive science history site with information on alchemy, the "ancients," atoms, electrons, gases, nuclear science, and the Periodic Table, you'll have to click on the science history icon.

History and Historical Events in Science
This site features information on Galileo, Curie, Darwin, and the Manhattan Project.

Tennessee vs. John Scopes: The Monkey Trial
For additional information, see The Antievolution Crusade of the 1920s.

A Science History Quiz
A difficult quiz complete with answers (thank goodness!).

The Faces of Science: African Americans in the Sciences
An extensive resource.

History of Science and Biographies of Famous Scientists
A huge list of links.

History of Physics
Links to many sites related to physics history.

History of Chemistry

History of Chemistry, History of Science, and Scientific Biographies
Many links to sites of interest including some pertaining to women in science.

History of Biology Web Pages

Inventors/Inventions/Science Projects
Inventors and Inventions Theme Page
Information and lesson plans.

Inventure Place
This site features the National Inventors Hall of Fame as well as other resources.

Young Inventors
Resources and links.

Science Projects Resource Guide
A "how-to" guide, complete with sample projects as well as "tips and tricks" for writing your report.

Experimental Science Projects: An Introductory Level Guide
See also The Ultimate Science Fair Resource.

Cyber Fair
More help for students doing science projects.

Science Fair Idea Exchange
An archive of ideas. See also Science Fair Idea Exchange: Biology, Chemistry, Physics.

Science Fairs
Links to sites with ideas for and information about science projects. See also Science Fairs: Ideas and Guides.