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Hands-on Activity
Skyscrapers Inquiry Unit Download PDF Skyscrapers Hands-On Activity Prompt for the students: Using only the materials provided, teams of students will design and build a structure as tall as p…
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Inquiry Unit
The symbol of growth in China and India of the early 21st century is the proliferation of skyscrapers. This was also the symbol of urbanization in the early 20th century U.S. How did this come about? …
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Primary Source
The Pyramid of Cheops or Khufu, constructed c. 2580 – c. 2560 BCE, is the tallest pyramid in Giza and the largest ever constructed in Egypt. Made of limestone and originally reaching a height …
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Hands-on Activity
Often when a natural disaster occurs, it is difficult for first responders and government officials who have evacuated to know what has happened to their town in the hours, and sometimes days, followi…
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Multimedia
Historic insights into unmanned aerial vehicles (UAVs), from the Civil War through to today. See how aerial balloons were an integral part of early UAV or drone history and follow the technological p…
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Almost since the dawn of warfare, armies have sought ways to inflict the most damage on their enemies at the lowest cost to their own troops. Technologies from catapults to cannons have been developed…
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Primary Source
The predecessors to the UAVs of our time were a variety of catapults used since antiquity to attack enemies from a long distance by sending projectiles through the air. We know this from the visual an…
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Primary Source
UAV (Drones) Inquiry Unit Living through a UAV attack. “Buzz-Bomb Blitz” includes comments from those who lived through the V-1 bombings. Visit Source Download PDF…
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UAV (Drones) Inquiry Unit In the late 1930s, the Radioplane Company developed a series of radio controlled model airplanes as aerial targets for antiaircraft gunnery training by the Army Air Corps.…
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Primary Source
UAV (Drones) Inquiry Unit Manned aerial balloons were used for gathering intelligence before the modern development of unpiloted reconnaissance aircraft. In these photos, taken by Matthew Brady on …
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