CK-12 Foundation
Ck 12: Large Intestine
[Free Registration/Login may be required to access all resource tools.] Liquid to solid. What does this mean? Well, that's exactly what the large intestine does. It takes the remains of digested food - that is, food in which all the...
Annenberg Foundation
Annenberg Learner: Biography of America: Capital and Labor
This thirty-minute video, the seventeenth in a series on American history, examines the rocky relationship between labor, management, and industry from 1882 to 1901. You can also read the transcript, find a map of the Anthracite Strike,...
American Museum of Natural History
American Museum of Natural History: O Logy: Earth: Our World in Motion
This resource is a place for learning all about the Earth--the Earth's layers, its history, rocks and minerals, and interesting Earth science facts and discoveries. Explore, ask questions, find information, and meet American Museum of...
Curated OER
National Park Service: Mammoth Cave National Park
Official website for Mammoth Cave offers a wealth of information for curious about the history, culture, and science of this cave system. Contains photos and multimedia presentations, stories about the primitive miner, explorers, and...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Northeast China, 1971
"Northeast China - the provinces of Heilungkiang, Kirin, and Liaoning - is the most important region of the country and a nationally significant and still-developing center of agricultural production. Most of the Northeast remained...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Asia (Physical), 1868
A map from 1868 of Asia showing physical features and natural resources of the region. The map shows political boundaries of the time, with capitals, major cities, and ports. The map shows mountain systems with black lines of variable...
Curated OER
Educational Technology Clearinghouse: Maps Etc: New Zealand, 1904
A geo-political map of New Zealand current to 1904, showing major cities, railroad lines, and navigable rivers. Physical features include mountain ranges with elevation measured in feet, major rivers and watersheds, and the 100-fathom...
PBS
Pbs Learning Media: Aging Diamonds?
In this video from Nature, geological detectives use ancient diamonds to learn more about Earth's inner layers. [1:42]
![The Geological Society: Rock Properties [Pdf] Activity](http://content.lessonplanet.com/resources/thumbnails/410011/large/bwluav9tywdpy2symdiwmduymc0xodk5mi0xawi4ewk4lmpwzw.jpg?1589984684 "The Geological Society: Rock Properties [Pdf] Activity")
Other
The Geological Society: Rock Properties [Pdf]
In this activity, students investigate the properties of six different types of rocks, and answer related questions, e.g., ranking them in terms of durability, inferring possible uses of three rock types, etc.
US Department of Agriculture
Food and Nutrition Topics a to Z
More than just food and nutrition links can be found in this index of health topics. The USDA's Food and Nutrition Information Center provides access to a world of health information.
US Environmental Protection Agency
Epa: Land, Waste, and Cleanup Topics
This site is loaded with information on solid waste and hazardous waste. It includes industries' effects on the environment, waste programs, treatment, control, pollution prevention, recycling, and cleanup programs.
Amethyst Galleries
Amethyst Galleries: Isometric System
This resource contains information about Isometric symmetry.
Other
Chemeketa Community College: Igneous Rock Identification
This resource contains detailed summaries of eight different igneous minerals. It also has enlarged pictures of the minerals as they appear embedded in igneous rock.
Gilder Lehrman Institute of American History
Gilder Lehrman Institute: History Now: Postwar Labor Tensions
[Free Registration/Login Required] A brief look at the growth of unions in the early 20th century. Read about the strikes in 1919 and their consequences.
CK-12 Foundation
Ck 12: Earth Science: Ore Deposits
[Free Registration/Login may be required to access all resource tools.] How valuable minerals and metals are found and determined to be profitable.
CK-12 Foundation
Ck 12: Physical Science: Ferromagnetic Material
[Free Registration/Login may be required to access all resource tools.] Explores what makes a material magnetic, ferromagnetic materials and how they can be magnetised, temporary and permanent magnets, and the mineral magnetite.
CK-12 Foundation
Ck 12: Earth Science: Mining Ores
[Free Registration/Login may be required to access all resource tools.] How valuable minerals and metals are mined.
Amethyst Galleries
Galleries.com: Molybdenite
This resource presents a wealth of geological and mineralogical data and information on this molybdenum containing mineral.
CK-12 Foundation
Ck 12: Earth Science: Extracting Ores
[Free Registration/Login may be required to access all resource tools.] How valuable minerals and metals are extracted.
CK-12 Foundation
Ck 12: Earth Science: Radiometric Dating
[Free Registration/Login may be required to access all resource tools.] Elaborates on radioactive decay as a tool for determining the age of certain minerals and other materials, including the limits of the technique.
PBS
Pbs Learning Media: Diamond Formation
An expert describes the carbon composition of diamonds, as well as the conditions necessary for diamond formation in this video segment from Nature.
Oswego City School District
Regents Exam Prep Center: Earth Science
Resource for earth science review, with the following topics covered: composition of the Earth, mapping, rocks and minerals, weathering, and earthquakes. Includes a collection of online quizzes, review materials, old exams, and references.
Royal Society of Chemistry
Royal Society of Chemistry: Kitchen Chemistry: Is All Salt the Same? [Pdf]
Lesson plan investigation into types of salts used to season foods and in recipes asks students to consider and whether advertisers' claims about their salt products are truthful.
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