Use balloons to make an electroscope and witness the effect of static charges before your very eyes.

A fantastic resource where you can find biographies of historical figures. You can search by the person's name or by topics, such as Presidents, United States Leaders, Scientists, Inventors, Humanitarians, Explorers and Pioneers,...

Students can investigate Galileo Galilei's biography on this site. Learn more about the scientist who improved the telescope and made many discoveries and experiments.

Interesting biographical information, research and discoveries, and famous quotes about Marie Curie, the most famous female scientist of all time.

Students practice estimating Celsius temperatures using a thermometer in this interactive web lesson. Boiling, freezing, and human body temperatures are used as benchmarks for estimating.

[Free Registration/Login Required] This passage explains that trees need water everyday and how scientists believe they get that water using their roots. It is followed by a comprehension question set.

This site from Enchanted Learning can answer your questions about birds. What type of scientist studies birds? What is the fastest running bird? Which bird lays the largest birds' eggs? Come and find out the answer to these questions and...

See how Stephen Jay Gould's early interest in baseball influenced his thought process as a scientist.

Doesn't an engineer drive a train? Yes, but the career of engineering is so much more! Explore this comprehensive list of all types of engineering careers. Learn what each entails, find out how to plan for them, learn how to set up job...

Martin Dahl, a Danish scientist, does research on living things and non-living things. Come see what he discovers.

Learn how to build your own incubator and download your own "EggMath." Learn about mitosis, genetics, and more. Don't miss the "Yolk of the Day." This site is designed to allow classrooms to collaborate over the Internet with other...

Learn how to build your own incubator and download your own "EggMath." Learn about mitosis, genetics, and more. Don't miss the "Yolk of the Day." This site is designed to allow classrooms to collaborate over the Internet with other...

What would it be like to travel across the solar system and explore space? Take a look at some of the places that humans might go to someday, and the questions that scientists are asking.

Learn about nanotechnology and why scientists are studying it by completing the three activities. Explore nanotechnology further by clicking on one of the numerous links provided.

Become a scientist for the day and use the science of observation to join forces with Professor Mill Ennium in the Discovery Lab. Help them to uncover the identity of the mystery bug.

An introspective discussion about how scientists determine the specific characteristics of individual species.

A conversation with Kate Melby, a scientist who educates the community about recycling.

Learn how scientist use models to simplify concepts in science.

How scientists can learn information about the past from fossils. [Free Registration/Login may be required to access all resource tools.]

[Free Registration/Login may be required to access all resource tools.] Discusses what fossils are, how they form, and what scientists can learn from fossils.

Learn the system that scientists use to classify living things.

Offers an explanation of dark matter and dark energy, material that scientists cannot directly observe.

A learning module that begins with "George Washington Carver" by Barbara Radner accompanied by guided reading questions, assessment questions, and discussion questions. The text can be printed as a PDF or assigned online through free...

Find out about the lonely planet without a star that space scientists have discovered.