Grade Level: Secondary
Displaying 1-20 of 5868 results.
100,000,000 Guinea Pigs : The Dangers of Consumption
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| Type: | Library or Collection |
Abstract: In 1927, responding to the seemingly overpowering claims of advertisers and mass marketers, engineer Frederick Schlink and economist Stuart Chase published Your Money's Worth , which argued for an "extension of the principle of buying goods according to impartial scientific tests rather than according ... More »
100+ Web 2.0 Ideas for Educators: A Guide to RSS and More
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| Type: | OER Matter |
Abstract: As part of my presentation for the K12 Online Conference I am publishing this 50 page document. It is a combination of the 50+ RSS Ideas for Educators document and the Teaching Hacks wiki. It is geared towards an introduction to RSS, but carries on a bit further into topics such as tagging, social ... More »
1492: An Ongoing Voyage
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| Type: | Course Related Materials |
Abstract: examines the rich mix of societies coexisting in the New World before Europeans arrived. It looks at what was life like here before 1492; how Europeans, Africans, and Americans reacted to each other; and the immediate results of their contact.
"1500 Doomed": People's Press Reports on the Gauley Bridge Disaster
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| Type: | Library or Collection |
Abstract: The deadly lung disease silicosis is caused when miners, sandblasters, and foundry and tunnel workers inhale fine particles of silica dust--a mineral found in sand, quartz, and granite. In 1935, approximately 1,500 workers--largely African Americans who had come north to find work--were killed by exposure ... More »
1869: A report on schools in North Carolina
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| Type: | Course Related Materials |
Abstract: In this lesson, students use a guided reading to look at a report on the status of education in North Carolina in 1869, and discuss the reasons given then for why the Governor and Legislature should support educating North Carolina's children. They are provided an opportunity to compare and contrast ... More »
1897 Petition Against the Annexation of Hawaii
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| Type: | Course Related Materials |
Abstract: This site recounts the struggle for control of Hawaii between native Hawaiians and American business interests in the late 1800s. This 1897 petition and a lobbying effort by native Hawaiians convinced the U.S. Congress not to annex the islands. But months later the U.S.S. Maine exploded in Havana and ... More »
1906 San Francisco Earthquake and Fire
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| Type: | Course Related Materials |
Abstract: provides photos, letters, and other documents about one of the most devastating natural disasters in U.S. history. Although it lasted only about a minute, the quake and its fires left over 500 city blocks in ruins and more than half of San Francisco's population homeless.
1940s House: Making a Connection between WWII and Rationing
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| Type: | Course Related Materials |
Abstract: Through viewing and discussion of the video and investigation of the Web resources, students will develop a deeper understanding of rationing and the mathematics needed in a WWII household.
1999 Summer Biology Institute: Biodiversity
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| Type: | Course Related Materials |
Abstract: This website features the 1999 Summer Biology Institute, hosted by the Woodrow Wilson Foundation Leadership Program for Teachers. The focus of this particular Institute was Biodiversity. Included on the site are links to the following lesson plans created by teacher participants: Bacterial Etoufee, Hunting ... More »
20,000 Microbes Under the Sea
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| Type: | Course Related Materials |
Abstract: This website contains the introduction to a Discover Magazine article about bacteria found living under the floor of the Black Sea. The sea floor core, taken in 2001, contained a cubic meter of bacteria. The full article is available to Discover Magazine Subscribers or may be purchased online.
20. sajandi kunst
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| Type: | Course Related Materials |
Abstract: 20. sajandi kunst. 10. klass, IV kooliaste. Kunstiõpetus > Kunstiajalugu > 18.-20. saj kunst. Veebifaili tüüpi tunnikonspekt nelja 20 saj kunstivoolu tutvustamiseks koos viidetega internetis leiduvatele näidetele.
2D Motion
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| Type: | Course Related Materials |
Abstract: Learn about velocity and acceleration vectors. Move the ball with the mouse or let the simulation move the ball in four types of motion (two types of linear, simple harmonic, circle). See the velocity and acceleration vectors change as the ball moves.
3:4:5 triangle
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| Type: | Course Related Materials |
Abstract: An interactive applet and associated web page that demonstrate the properties of a 3:4:5 triangle - one of the Pythagorean triples. The applet shows a right triangle that can be resized by dragging any vertex. As it is dragged, the remaining vertices change so that the triangle's side remain in the ration ... More »
30-60-90 triangle
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| Type: | Course Related Materials |
Abstract: An interactive applet and associated web page that demonstrate the properties of a 30-60-90 triangle. The applet shows a right triangle that can be resized by dragging any vertex. As it is dragged, the remaining vertices change so that the triangle's angles remain 30 degrees, 60 degrees and 90 degrees ... More »
360 degree Io moon animation
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| Type: | Library or Collection |
Abstract: 360° Io moon animation. For more information see: http://solarsystem.nasa.gov/multimedia/
3D Geologic Map Gallery
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| Type: | Course Related Materials |
Abstract: This web site contains a gallery of 3D geologic maps which were created by draping color geologic maps over digital topography. The site features QuickTime Virtual Reality movies that allow the user to spin the 3D geologic map to view it from different perspectives. 3D JPEG images of the maps are available ... More »
45-45-90 triangle
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| Type: | Course Related Materials |
Abstract: An interactive applet and associated web page that demonstrate the properties of a 45-45-90 isosceles right triangle. The applet shows a right triangle that can be resized by dragging any vertex. As it is dragged, the remaining vertices change so that the triangle's angles remain 45 degrees, 45 degrees ... More »
4Teachers
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| Type: | Course Related Materials |
Abstract: 4Teachers helps teachers integrate technology into instruction. It features various tools for teachers: one for creating quizzes that students can take online, another for organizing and annotating web sites, a third for developing rubrics, and more. A webzine presents brain games, web lessons, and stories ... More »
555 Timer
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| Type: | Course Related Materials |
Abstract: Many systems involve some type of time keeping. By using 555 integrated circuit in astable state it is easy to design and make accurate and cheap timing circuit (e.g., alarm circuit, counting circuit, sensing circuit, etc.) The working principle of this 555 IC in astable state is supported by the following ... More »
"80 Rounds in Our Pants Pockets": Orville Quick Remembers Pearl Harbor
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| Type: | Library or Collection |
Abstract: The Japanese attack on Pearl Harbor, Hawaii, stunned virtually everyone in the U.S. military: Japan's carrier-launched bombers found Pearl Harbor totally unprepared. In this 1991 interview, conducted by John Terreo for the Montana Historical Society, serviceman Orville Quick, who was assigned to build ... More »
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