Young scholars build and program a LEGO robotic car as well as measure and graph its speed. They acquire familiarity with principles of construction, motion, design and problem solving. They compare a robot's speed over two different...

In this SAT reading comprehension worksheet, students read an excerpt from a book and answer comprehension questions.  Students answer 7 questions and submit their answers in this SAT practice worksheet.

Students calculate the radius of the earth. They use the method and data suggested by Eratosthenes. They investigate the interrelationships among mass, distance, force, and time through experimental processes.

Students research to find the location of the flight of Charles Lindbergh, and interpret its significance. They identify and analyze the changes in aeronautic technology since 1927. The lesson lists several discussion questions that can...

For this reading comprehension worksheet, students read a selection, then complete 7 multiple choice questions. Students may click on an answer button for immediate feedback. Worksheet is labeled ESL, but is not exclusive.

Students practice using a GPS receiver. They walk in different directions and monitor their progress on maps. They enter specific locations and use information given to them to get them back to their original locations.

Students examine state practice test exams questions.  In this secondary mathematics exam, students receive instructions for downloading state practice exams, using the test item banks with the TI-Navigator system, and view sample...

Here's a project with practical applications for homes with a wireless network. This project shows you how to build and test parabolic reflectors for the transmitters on your network. You may be able to increase the range of your...

Take an historic tour through the world of radio from Marconi's first radio transmission to the beginning of television broadcasting. Read about how Marconi's invention of wireless telegraphy had an impact on those who survived the...

An activity guide for exploring the science of the Titanic. Learn about principles of shipbuilding, how the Titanic sank, wireless radio, the accuracy of survivors' stories with respect to what really happened, and artifact conservation.

Discusses the long history of the radio and the work of the many scientists who contributed to its invention.

Learn about rogue access points to understand wireless internet access.

Inventor Nikola Tesla is the subject of this extensive PBS site. In addition to information on Tesla's life and work, the site offers insight into the ways in which society and invention affect each other.

Scientists discover and probe x-rays and radioactivity, while inventors compete to build the first radio.