Look Up! Educator Network

"Pi Rap | Don't Let Pi Make Ya Cry Math Chorus: take all the points equidistant from one center and in an instant you have a shape that very familiar a circle is round and well, it's circular parts are real easy, a few you need to know radius is length of center to outside,"

"These short videos, aimed at students aged 11-19, are produced in collaboration with leading chemical companies and document views of scientists passionate about the impact they are having on the real world. "

"This activity was created by the folks at CellCraftGame.com, and made available to the public. Its great when talented people produce something with educational benefit, but its even better when they make it free to use."

American Museum of Natural History

"It is fairly simple to construct a working motor similar to Faraday's original motor that will amaze your students. Due to safety concerns, salt water is substituted for mercury."

"A BLAST of radiation from a passing star cluster could turn out to be the cause of a mass extinction on ancient Earth."

"Scientists gear up to take a picture of a black hole - On Wednesday, Jan. 18, astronomers, physicists and scientists from related fields will convene in Tucson, Ariz. from across the world to discuss an endeavor that only a few years ago would have been regarded as nothing less than outrageous."

Great site for learning and practicing multiplication.

"Safety Quizzes"

Engine operation - test your knowledge

Astronomy - Solar System, Space Exploration, Stars, Universe

Aviation Through the Ages - A History of Flight - Where would you like to begin? Explore the timeline below. You can also learn about Famous Aviators and visit "The Hangar."

Digital Public Library of America (DPLA). On this website, users can learn about their ongoing work via their blog and the very useful "Workstreams" section of the site. In this area, visitors can sign up to learn about the different segments of the DPLA management team, which include "Content & Scope", "Governance", and "Legal Issues".

"Library > Science & Technology > Technology > Aviation"

The evolution of rockets The importance of rocketry in military situations The advancement in space exploration The knowledge that humanity has gained from rockets

"World's first manned flight with an electric multicopter. At the end of October 2011, Thomas Senkel of e-volo had completed a series of unmanned tests and was ready for the first manned flight on an airstrip in the southwest of Germany. The flight lasted one minute and 30 seconds, after which the constructor and test pilot stated: "The flight characteristics are good natured. Without any steering input it would just hover there on the spot". "

"The Outer Space Treaty, as it is known, was the second of the so-called "nonarmament" treaties; its concepts and some of its provisions were modeled on its predecessor, the Antarctic Treaty. Like that Treaty it sought to prevent "a new form of colonial competition" and the possible damage that self-seeking exploitation might cause. In early 1957, even before the launching of Sputnik in October, developments in rocketry led the United States to propose international verification of the testing of space objects."

On Jan. 11, 1935, aviator Amelia Earhart began a trip from Honolulu to Oakland, Calif., becoming the first woman to fly solo across the Pacific Ocean.

open online math homework system (MyOpenMath.com) that David and other community college faculty have developed for faculty and students to use with open textbooks. For math teachers, a free and open textbook is great, but they can be hard to find, and hard to adopt if you're used to having publisher-provided online homework