A detailed site providing lots of information about the Lenapes. Topics covered include where they lived, their communities, work, tools, shelter, clothing, food, transportation, pastimes and entertainment, medicine and health, beliefs,...

Containers-steel boxes stuffed with goods-and the systems for transferring them between ships, trucks, and trains transformed commercial shipping. Containerization streamlined freight handling and slashed the cost of transporting cargoes...

A very detailed discussion of ATP. Looks at its structure, how it works, the reactions that take place that use it or produce it, the phosphocreatine system, glycolysis, the lactic acid cycle, aerobic respiration, the citric acid cycle,...

Informative, fun, and humorous tutorial that uses cartoon characters to provide an introduction to information technology. The tutorial covers operating systems/desktops, email, the world wide web, and networks.

Follow the story of Chicago Transit Authority (CTA) rapid-transit car 6719 from the day it was delivered to the transit agency in 1959 to the day it was placed in the Smithsonian's new transportation exhibition, America on the Move in 2003.

This collection provides maps dating back to 1500 up to the present. The collection includes: cities, towns, discovery and exploration, conservation and environment, military battles, cultural landscapes, transportation, communication,...

When you breathe, you transport oxygen to the body's cells to keep them working, while also clearing your system of the carbon dioxide that this work generates. How do we accomplish this crucial and complex task without even thinking...

Students work in teams to explore how radar and computer technology is used to provide the necessary data to air traffic controllers. Students become "engineers" as they work to find ways to enhance the current air traffic control system.

Interactive map depicting the system of canals in the U.S. prior to the Civil War. Select by canal to see interesting details, a map and get a sense of goods traded and travel in antebellum America.

Students are given a fictional client statement- the engineering challenge- and are directed to follow the steps of the EDP to design prototype patient safety systems for small-size model ambulances.

A large collection of articles chronicling the history of our nation's highways. Includes articles showing the history from very early highways to the interstate system. Lots of related articles, pictures, and even songs about roads.

Page focuses on the processes involved in the generation of monosaccharides and their absorption into the digestive tract. Image shows the transport of glucose across the intestinal epithelium.

This is a general Physics course from simple concepts such as the rectilinear movement to more complex as the energy bands of solids. Interactivity is achieved by the 646 applets embedded in web pages that are simulations of physical...

Site provides information on current remains of all Ohio's historic canals including the Ohio & Erie Canal. Site also provides map of canal system.

Scroll through to find information about canals in the United States and Canada during their development, particularly how it reduced transport time of products.

Learn details of the fascinating history of the early American railroads in the 1800s including their invention, their expansion, significance, and their impact on the transportation system of America.

America's interstate highway system cut through the heart of dozens of urban neighborhoods. Congress approved the Federal-Aid Highway Act of 1956, authorizing what was then the largest public works program in U.S. history. It promised to...

[Free Registration/Login Required] A collection of five data sets from SEDAC (Socioeconomic Data and Applications Center) that look at road networks, reservoirs, and dams in countries around the world, with one set examining China's...

This excellent interactive website about cellular respiration provides an overview then goes into the details that can be so difficult to understand. The practice, review, and quiz pages should help solidify understanding.

Students participate in a simulation which shows the movement of molecules across a cell membrane so that they understand passive and active cell transport. Students also use computational thinking skills by developing systems based on...

A complete, self-paced lesson on the heart and circulation. Students work their way through illustrations and animated tutorials, and answer review questions along the way. There is a self-checking quiz at the end of the lesson.

Contains images of the original document and a transcript of the complete text of the Pacific Railway Act of 1862 in an easy to read format. Also contains a brief overview on the background behind this act.

American cities in the 19th century were walking cities-most residents worked and shopped close to where they lived. But as electric streetcar (trolley) systems were built in the 1880s, 1890s, and early 1900s, cities expanded. Many white...

A video showing an animation of how carbon dioxide is exchanged from tissues to the lungs. Understand how an enzyme catalyzes the diffusion and breakdown of carbon dioxide in the red blood cells and lungs to have allowed it to be...