503 Science Dictionaries / Encyclopedias
Illustrated Science Dictionaries
507 Science Projects
Internet Public Library: Science Fair Project Resource Guide
Science Fair Project Index
Mad Scientist Network
The Science Club: Kids' Science Projects
Grow Your Own Crystals
509 Scientist Biographies
The Faces of Science: Africian-American in the Sciences
4000 Years of Women in Science
Ancient Greek Scientists
Biographies of Women Mathematicians
Nikola Telsa: Master of Lightning
510 Mathematics
Hotmath
World of Mathematics
MacTutor History of Mathematics
A+ Math
AAA Math
Eric’s World of Mathematics
520 Astronomy
NASA
Nine Planets
Planets
Mars Pathfinder Mission
Constellations and Their Stars
Stellar Evolution and Black Holes
Astronaut Biographies
Astronaut & Cosmonaut Biographies
529 Chronology (Time)
Today Date & Time
Calendar Zone
Time and Date
World Time Server
Daylight Savings Time: It's History and Why We Use It
Official U.S. Time
530 Physics
Best of PhysicsWeb
Amusement Park Physics
Roller Coaster Physics
About Temperature
534 Sound
The Soundry: Education Site about Sound
537 Electricity & Electronics
Understanding Electricity
Tell Me More -- Electricity Basics
The Shocking Truth About Electricity
Electricity FAQs
Glossary of Electrical Terms
Sam's Photofact Online Index
538 Magnetism
Magnatism
The Wizard's Lab: Magnatism
540 Chemistry
WebElements - Periodic Table
ChemicalElements.com
550 Earth Sciences
United States Geological Survey
Ask an Earth-Scientist
This Dynamic Earth: The Story of Plate Tectonics
551 Meterology (Weather)
UM Weather
Weather Channel
Dan's Wild Weather Page: Weather Page For Kids
El Nino and La Nina Page
551.21 Volcanoes
Volcano World
Volcano Information Center
Volcanoes
551.22 Earthquakes
Earthquake Information for the World
The EQE Earthquake Home Preparedness
Last Thirty Days of Earthquake Activity Worldwide
551.48 Rivers
American Rivers
River Systems of the World
River Systems
Los Angeles River Connection
Freshwater Ecosystems - Rivers & Streams
551.482 Lakes
Great Lakes Information Network
Living Lakes
Freshwater Ecosystems - Ponds & Lakes
552 Rocks, Gems & Minerals
Rocks & Minerals: Information for kids
How to Identify Minerals
Minerals of Our Region
The Mineral Gallery
Grow Your Own Crystals
Minerals Yearbook
The Rainbow of Gems
The Cycle of a Rock
567 Dinosaurs
Zoom Dinosaurs
Dino Russ's Lair
Walking with Dinosaurs
570 Life Sciences Biology
The Biology Corner - animal cell, plant cell
Encyclopedia of Life Sciences
BioChemNet
574.29 Endangered Species
EndangeredSpecie.com
574.52636 Kelp Forests
Jewels of the Sea: Kelp Forests
Kelp Forest Exhibit
574.87 Cells
Cells Alive!
Plant, Animal and Bacteria Cell Models
576 Genetics
DNA From the Beginning
Genetics Education Center
577.16 Food Chains
The Food Chain
Food Chain as an Example of a System
577.34 Rainforests
Rainforest Action Network: Kid's Corner
Zoom Rainforests
Levels of a rainforest / Products from a rainforest
577.82 Biomes
The World's Biomes
Biome / Habitat Animal Printouts - Enchanted Learning.com
Earth Floor: Biomes
Biomes Around the World
579 Microorganism, Fungi, Algae
Fun Facts About Fungi
Natural Perspective: Fungus Kingdom
580 Botany
eNature.com
Plants National Database
Plant Parts & Functions
State Flowers List
The Wonderful World of Trees
What Tree Is It?
590 Zoology
Animal Information Database
Electronic Zoo
Animal Omnibus
Animal Diversity Web
Animals Pictures Archive
Animal Groups: What do you call a group of?
592 Invertebrates
Invertebrates
Butterflies of North America
All About Butterflies
Moths of North America
593 Marine & Seashore Invertebrates
Marine Ecosystems
Freshwater Ecosystems
597 Fishes
FishBase
Zoom Sharks
598 Birds
Audubon State Bird Pictures
All About Birds
Peterson Online: Birds
599 Mammals
Zoom Whales
Dolphins: Oracles of the Sea
The Dolphin Place
5Tigers: All About Tigers
If you have any suggestions for additional sites or would like to report a broken link, please contact me at: tina@tinaswebs.com