This museum in San Francisco offers fun online science activities for kids.
Science — How Stuff Works
How does science work? This site offers understandable explanations for questions about life science, nature, physical science, engineering and more.
Students can learn about science on this site. Practice taking Virginia SOL science and math tests. Read science questions and answers. Watch Frostbite Theater science videos to see experiments with liquid nitrogen, static electricity and more. Play games and puzzles to help understand science topics.
Science News for Students
This site is designed for students in grades 4-8. It offers shorter news stories and longer features on science topics.
Use the Topic Selection Wizard to help you select a science fair project based on your interests or browse more than 1000 project ideas in many areas of science. The Science Fair Project Guide offers information from getting started through communicating your results.
Steve Spangler Science
If you need a science fair project idea or just want to try some fun science experiments, look at these interesting activities.
Animals and Biology
Covers cells, microorganisms, plants, invertebrates, vertebrates and animal systems.
An online resource devoted to North American insects, spiders and their kin, offering identification, images and information.
Crash Course Biology
This course taught by Hank Green is based on the AP Biology curriculum and includes several sessions on introductory anatomy. For more in-depth information on anatomy, watch Green's Anatomy & Physiology Crash Course which is based on an introductory college-level curriculum.
Encyclopedia of Life
This free online encyclopedia seeks to document all life on Earth. Learn about plants, animals, fungi and bacteria. Images, sounds and videos are available for some of the species.
Endangered Species Program
Learn about the plants and wildlife that are on the federal list of endangered and threatened species. You can search Species Search (fws.gov) for a species and also make your own list using several categories. This information is provided by the U.S. Fish and Wildlife Service.
Defenders of Wildlife has factsheets on endangered species all over the world. Factsheets include a photo and information about the animal. They also mention threats & status, range & population and behavior & reproduction. Some factsheets include recent news and blog posts.
Human Body — DK Findout!
Learn all about the amazing human body including bones, brain and nerves, heart and blood, senses and more.
Biology of Plants
Elementary school students can learn how plants grow and about the parts of a plant. This site also describes how plants make food and how they make new plants.
Native Plant Information Network
This database is a guide to native plants of North America. Search by the plant’s name (you can use either scientific or common name) or by state. You will see a description of the plant, color photos and more information about it.
Environment and Ecology
Biomes Around the World
This site can help students in elementary school learn about biomes and ecosystems. Read about rainforests, tundra, taiga, deserts, grasslands and temperate deciduous forests. Find out about rivers, streams, ponds, lakes, wetlands, shorelines and oceans. The information is from the Missouri Botanical Garden.
Major Biomes of the World
This site describes the distribution and characteristics of biomes. It was created by Radford University and has been used by students in middle school through high school.
Learn about weather, precipitation and types of plants in seven biomes. Play games to test what you learned.
Students in elementary school can learn all about energy. The Energy Basics section describes energy and how it is used. The Energy History area has timelines of different energy sources and short biographies of scientists. See the Games and Activities section for fun things to do. This site is sponsored by the U.S. Department of Energy.
The Solar System
See spectacular photos of the sun, planets, moons, asteroids and more! Learn about our galactic neighborhood from NASA. Try the site’s companion pages of fun activities for younger kids.
This guide to stargazing has advice on what to look for in the sky. The site includes a calendar of celestial events, an "Astro" glossary and more.
Adventures in Chemistry
Try experiments, play games and learn about science. This site is for students in grades K-5 and is from the American Chemical Society (ACS).
Crash Course Chemistry
Hank Green teaches this course which is based on the 2012 AP Chemistry curriculum. It also includes a few episodes on organic chemistry.
Crash Course Organic Chemistry
This course covers the chemistry of carbon. It uses your knowledge of general chemistry and takes it to the next level. The host, Deboki Chakravarti, has a doctorate in Biomedical Engineering. She works as a science writer/communicator.
Periodic Table of the Elements
This source gives students the number, symbol, weight and other data of each element in the Periodic Table. You can also see an element’s history and properties, where it is found, how it is used and more. Provided by Los Alamos National Laboratory's Chemistry Division.
Earthquakes for Kids
Kids can learn all about earthquakes at this site. They can also see what happened “today in earthquake history” and find ideas for science projects. From the U.S. Geological Survey.
Offers articles and news on geology and earth science. There is also a geology dictionary. The site has both U.S. and world maps with satellite images.
NASA Climate Kids
What is climate change and why do we care about it? Kids can learn about weather & climate, water, atmosphere, plants & animals and more.
The Physics Classroom
This site helps beginning physics students review basic topics. You can “Check Your Understanding” at the end of each section.
NOAA SciJinks — All About Weather
What causes a thunderstorm? How do snowflakes form? Learn the answers to these questions and more. Topics include weather; hurricanes and storms; clouds, water and ice; tides and oceans; atmosphere; seasons; satellites and technology; and space weather. See the glossary to explore weather terms. For upper-elementary and middle school students. From NASA's Jet Propulsion Laboratory.
Learn the basics of computer science using drag and drop programming. The "Hour of Code" programs are designed for students of all ages. The site also features longer courses for students who are age 4-8 or age 9-18 to learn at their own pace.
Crash Course Computer Science
Carrie Anne Philbin covers AP Computer Science Principles. Students can learn about computers: history, design, future and more.
Program your own stories, games and animations and share your creations. Provided by MIT Media Lab.
Create 3D designs with this free software that you can use in your web browser.
Crash Course Engineering
Engineers try to solve the problems they see. This course covers four fields of engineering: civil, mechanical, chemical and electrical. Dr. Shini Somara discusses the history of these fields and the difference between them. This course is based on introductory college-level material.
Kids can explore activities, play games and watch videos to learn about engineering. This site is based on the PBS "Cyberchase" show.
Design Squad Nation
Kids can be engineers! Build things such as an unpoppable balloon, a robo arm or a rubber band car. Watch videos and play games to learn more about engineering. This site is from PBS Kids.
A site designed for girls to discover engineering careers and find dream jobs. Learn about engineers, what they do and how to get there.
Provides in-depth coverage and analysis of current events with fact-checked articles written by experienced journalists. Reports include historical background, graphics, chronologies, and resources for further research for a better appreciation of the issues involved. Shorter "Hot Topics" articles provide updates to the most popular subjects.
For the research needs of students in Kindergarten through Grade 5. It features a graphic interface, a subject search and full-text, age-appropriate magazines and newspapers on current events, the arts, science, health, people, government, history, sports and more.
Provides updated reference content and resources for students seeking information and perspective on a wide range of subjects, with full-text magazines, academic journals, news articles, primary source documents, images, videos, audio files, and links to further resources. Includes additional educator resources for teachers.
A collection of short informative articles on a variety of topics. The articles are designed for English Language Learners. Text can be translated into more than 25 different languages or read out loud in English.
Providing credible, accurate, reliable content on almost every core-curricula subject, Scholastic GO!® offers endless resources for research in a multitude of media. Explore nonfiction texts, world newspapers, videos and more with this easy-to-navigate digital resource designed to strengthen content knowledge, vocabulary, and core proficiency skills.
Provides authoritative reference content for those seeking information and perspective on current scientific topics, with experiments, full-text magazines, academic journals, news articles, images, videos, audio files, and links to further resources, including additional educator resources to help students and teachers.