• Holt Science and Technology: Physical Science

8th Grade Textbooks

• Glencoe Nature of Science Virtual Lab
• Glencoe Nature of Science - Honors 

• Facts On File Science Online (database)
• Grolier Online (database)
• World Book Online (database)
• The World's Biomes
• MGB Net: What's it Like Where You Live? Biomes of the World
• Earth Floor: Biomes
• EnchantedLearning.com: : Biomes - Habitats
• Biomes
• Worldbiomes.com
• Mission: Biomes
• Biomes
• Major Biomes of the World
• Biomes of the World
• Cyber ZooAnimal List: Animals of the Temperate Deciduous Forests
• Temperate Deciduous Forest Biome
• The Deserts in the American Southwest
• Lonely Planet Destinations
• Biomes
• World Biomes Map
• Frommer's: The Best Trips Start Here
• World Atlas.com
• Map of North America
• Atlas of Canada
• Map of United States
• Map of Mexico
• Map of Australia
• Travel.Org Directory for Travel
• All Wonders Countries.com
• What is a Waterfall?
• World Geyser Fields
• Beowawe Geyser
• World Recipes
• World Cuisine Recipes
  
  Chemical Elements

• Visual Elements Periodic Table
• Lenntech Periodic Table
• Periodic Table of the Elements

Constellations

• Constellation Mythology
• Constellation Guide onTop Astronomer
• Constellation Guide
• Constellations of Words 
• Classical Mythology
• The Constellations
• Constellation Photos
• Greek Constellations
• The Constellations
• Constellation Legends
• Star Myths and Constellation Lore
• Alphabetical Listing of Constellations
• Windows to the Universe: Constellations
• Facts on File: Science Online (database)

Earthquakes

• Volcanic Earthquakes
• Seismo-surfing the Internet
• Earthquake Information
• About Earthquakes
• Studying Earthquakes
• Earthquakes and Plate Tectonics - Geography Net Links
• ABAG Data on Earthquakes and Housing
• USGS Earthquake Search
• Questions and Answers
• What's New: Earthquake Feature Pages
• Hazards & Preparedness
• 1906 San Francisco Earthquake
• Earthquake Information from the USGS
• Understanding Earthquakes
• Earthquakes, FEMA for Kids
• The Tech, Earthquakes Overview

• USGS Energy Resources Program
• Energy Resources
• Energy Kids Page
• Survey of Energy Resources
• Shell Worldwide
• National Hydropower Association: Why Hydro?
• Facts on File: Science Online (database)

Genetic Disorders

• National Human Genome Research Institute
• Genetic Disorders Library
• Your Genes Your Health
• New York Online Access to Health

Genetic Engineering

• Facts on File: Science Online (database)
• Genetic Cloning, Separating Fact From Fiction
• How Cloning Works
• Genetics Home Reference
• Genetic Cloning of Pets
• Welcome to the Dog Genome Project!
• Genetic Science Learning Center
• Human Genome Project Information
• Human Genome Research
• National Human Genome Research Institute, National Institutes of Health

How Stuff Works

• How Stuff Works
• How Things Work
• Science: How Things Work
• How Products are Made
• EZine Articles 
• Famous Inventions: A to Z 
•  
   
   

Inventors and Inventions

• National Inventors Hall of Fame
• Zoom Inventors and Inventions
• Famous Inventions: A - Z
• Inventor of the Week
• Biography Reference Bank (database)
• Inventors and Inventions Theme Page
• Student Resource Center (database)
• Inventors Biography

• Mt. Fuji 

 Scientists

• Biographies
• Eric Weistein's World of Scientific Biography
• Infohio SIRS Discoverer (click on "Biographies" from the menu on the right) (database)
• EBSCO (choose Student Research Center Grades 6-8) (database)
• Harry N. Nelson (pictures)
• Biography Reference Bank (database)
• Female Nobel Prize Laureates

• Notable Female Scientists

Solar System

• The Nine Planets: A Multimedia Tour of the Solar System
• Welcome to the Planets
• Enchanted Learning: Planets
• Exploring the Planets
• Science and Nature: Space
• Planets and the Sun
• Astronomy - The Solar System
• StarChild Question of the Month
• Facts on File Science Online