Sixth graders explore foods in the dairy group. In this dairy food lesson, 6th graders examine the nutritional value of dairy foods and determine the proper number of dairy servings per day. Students also evaluate numerous food labels of...

Sixth graders explore food processing. In this food processing instructional activity, 6th graders investigate the effects of processing foods on the food's nutritional value. Students examine a variety of healthy snack options.

Sixth graders explore agriculture by viewing a fruits and vegetables video clip. In this apple characteristics lesson plan, 6th graders discuss how fruits and vegetables deteriorate after being exposed to oxygen and identify methods to...

Sixth graders explore the Renaissance. In this Renaissance lesson, 6th graders study the culture and society of the middle ages. Students research the geography and climate of the times and discover how these affected agriculture.

Sixth graders explore differences between European agriculture and American agriculture. For this agriculture lesson, 6th graders investigate the role that cultural differences play in agriculture and how these cultural differences...

Students explore evolutionary processes and theories using the spotted fish applet. They observe what happens to fish in a closed environment with both food and predators. Students run the model several times and answer questions about...

Information about how to use advanced techniques when searching for information online. Covers the use of wildcard symbols, truncation, proximity searching, and how to combine tools.

A "glossary" definition of quadratic functions, including examples of quadratic and non-quadratic functions, and links to related definitions as well and graphs.

Explore the main algorithms that are used as the basis for keyword searching on computers, using different variations on the game of battleships.

Students learn strategies to increase the accuracy of their keyword searches. They compare the number and kinds of sites obtained and make inferences about the effectiveness of the strategies. Free membership required.

Read letters from homesteaders in Nebraska and view photographs of prairie life in Nebraska. Visitors can browse by topic, date, or keyword.

A collection of STEM video lessons for high school classrooms from the Blended Learning Open Source Science or Math Studies. First, take the teacher video tour, and then search the library by subject area, keyword, or standards to find...

This extensive and varied resource shares images of the women's suffrage movement in the United States. Conduct a keyword search to explore the collection.

This site focuses on the study of parliamentary law and provides the full text of Robert's Rules of Order Revised (published 1915), completely indexed and keyword searchable.

Features a collection of digitized original items from the Brown University Library relating to "Alcohol, Temperance & Prohibition" searchable by keyword, title, creator, or publisher.

Fascinating collection of images from NASA, chosen for their historical or aesthetic significance. Images are searchable by subject, by NASA center, and by keyword, and each is available in three sizes. With links to more information...

A searchable database of the collections of invertebrates at the National Museum of Natural History. You can search by keyword, or in a more scientific way, such as by phylum or expedition.

A searchable database of minerals and gems. Search by keyword or pre-defined characteristics. A Help section is available as well for aid in searching.

This is a wonderful way to explore the US Constitution. The actual text of the Constitution comes first, then an excellent explanation of the text follows. In addition, most of the Amendments have essays by scholars on opposing sides of...

A collection of issues of the U.S. Army Stars and Stripes newspaper from February 1918 to June 1919. You can search by keyword, date range, or specific issue. Available in several formats including TIFF and PDF.

Hundreds of questions about taxes are answered here. FAQs are sorted by category, subcategory, and keyword.

This American Memory site provides a comprehensive collection of Abraham Lincoln papers. Read the introduction page so you can see how they are organized. You can search by keyword or just browse the collection. Very interesting!!

This large, wonderful site includes so much information on Asia that it is hard to showcase each element. It is easiest to enter Waka into the keyword box in order to access all the provided information. You will find an essay that...

A launching point for information about the U.S. government and its resources. One can search FirstGov by keyword or phrase, by browsing a topics list, or by selecting a federal branch (executive, legislative, or judicial). State and...