In an ideal world, sentences in a college-level essay should feature a variety of sentence types. In reality, most papers stick to simple and compound sentences, two of the types a handout on sentence patterns discusses. Part of a larger...

Early humans crafted shelters out of whatever materials they could find. A one-question quiz asks learners to identify the type of bones used to construct the hut pictured in a display.

Sometimes summarizing keeps a writer from going deeper into their analysis—don't fall into that trap. Learn the difference between summarizing and analyzing using an insightful resource. Focusing on introductions, the lesson shares...

Not all sources are created equal, so how do you evaluate them? Writers learn how to evaluate print sources based on elements such as audience, tone, and argument in the sixth handout of 24 in the Writing the Paper series from the...

America has dealt with its fair share of hardships in contemporary history. The resource discusses the events of the Gulf War, September 11th, the Afghanistan War, and The Iraq War. Scholars click on artifacts to learn more information,...

In addition to describing the work of violin maker David Gusset, this attractive site offers sections on instrument design, history, construction, materials, appraisal, and more.

A brief description of the building of the Great Wall of China. Why it was built, who built it, its measurements, what building materials were used, and its purpose.

Learn about materials that can bring art to life! Click on a category to view a 6-minute video, play an interactive game, and see various lessons revolving around the selected topic. Also included is a link to project ideas.

Very advanced information about permanent magnets and how they are constructed. Covers different functions they perform, the four classes of commercial magnets, how magnets are measured, design considerations, the B-H curve, calculations...

Using the John Hancock Center as an example, ArchKIDecture explains how a steel skeleton gives a building strength and permanence.

If you want to build a birchbark canoe, this site shows you what you need to know. See the cut-away of a canoe that shows the materials used and how the Eastern Woodlands Indians constructed their mode of transportation.

This site describes the early history of the Ohio River Valley. Topics covered include: Contested Lands, Peoples and Migrations, Empires and Politics, Western Life and Culture, and Constructing a Western Past. Links to primary source...