Chicago Zoological Society
Chicago Zoological Society: Zoo Explorer: Roadrunner
Get acquainted with the roadrunner while browsing this animal guide from the Brookfield Zoo. Content includes quick facts and highlights on its appearance, habitat, communication, and mating habits. Because it is the state bird of New...
Cayuse Canyon
The Us50
This clickable map of the United States gives students access to research information from history and tourism to attractions and famous historic figures.
Curated OER
Etc: Maps Etc: Mexico, Central America, and the West Indies, 1898
A map from 1898 of Mexico, Central America and the West Indies. The map includes an inset map of Cuba and the Isthmus of Nicaragua. "The surface of the Rocky Mountain highland in Mexico is quite similar to that of the great plateau...
Curated OER
Etc: Maps Etc: Freedom States and Slavery States, 1854
A map of the United States at the time of the Kansas-Nebraska Act (1854) which allowed settlers to determine whether or not slavery would be allowed in their territories. The map is color-coded to show the Free States (including...
Curated OER
Map of New Mexico
Use this site to learn the history of the controversial creation of the atomic bomb in the United States. Sound clips from National Public Radio and a photo gallery help to give you a first hand experience of the making of the atomic bomb.
A&E Television
History.com: Deb Haaland, Us Interior Secretary, on How She's Influenced by History
In early 2021, Deb Haaland was sworn in as the secretary of the U.S. Department of the Interior, making her the first Native American cabinet secretary in the history of the United States. A tribal member of the Laguna Pueblo, she was...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Compromise of 1850, 1850
A map of the United States showing the effects of the Compromise of 1850. The map is keyed to show the free states and slave states, and notes California admitted to the Union as a free state; the Nebraska Territory as free by the...
Curated OER
National Park Service: American Southwest
After reading a brief introduction on the history of the Southwest, click on the list of sites. You will find hyperlinks to important and historic sites that are located in Arizona, New Mexico, and Colorado.
Texas State Library and Archives Commission
Texas State Library and Archives Commission: Hard Road to Texas 1836 1845: Texas Breaks Away Texas and Mexico
After being taken over by Mexico in 1821, Texas became very attractive to people wanting to settle. New policies, however, upset the Texans, which lead to rebellions and the Texas Revolution of 1836. Read about it all, and check out...
Other
New Mexico State University: Change in Entropy
An example of a calculation of the change in entropy in a simple chemical reaction.
Curated OER
Educational Technology Clearinghouse: Maps Etc: Compromise of 1850, 1850
A map of California and the western territories at the time of the Compromise of 1850. The compromise was a series of bills dealing with the slavery issue, and under its provisions California was admitted to the Union as a free state,...
Other
Uintah Basin Tah Project: Dominguez and Escalante Expedition 1776
The Dominguez-Escalante Expedition of 1776 was tasked with finding a route overland from Santa Fe, New Mexico to a Spanish mission in northern California. This page provides biographies of the people on this journey as well as the maps...
Australian Broadcasting Corporation
Australian Broadcasting Corporation: Walking With Dinosaurs: Fact File: Coelophysis
The Coelophysis lived in the Late Triassic period over 215 million years ago. A large cache of Coelophysis bones were found in New Mexico in 1947 - the dinosaurs had apparently died of thirst. This fact file has more information and a...
Smithsonian Institution
National Museum of Natural History: American Mammals: Brazilian Free Tailed Bat
Millions of Brazilian free-tailed bats spend their summers in the southwestern United States. Gigantic colonies summer in Bracken Cave, Texas; Carlsbad Caverns, New Mexico; and even within the city of Austin, Texas, under the Congress...
Smithsonian Institution
National Museum of Natural History: American Mammals: Preble's Shrew
Very little is known about the natural history of Preble's Shrew, which has been found in widely separate localities in much of the western United States. Specimens have been collected at elevations of 1,280 m in Oregon and 2,750 m in...
Curated OER
Etc: Maps Etc: Comparative Areas of the United States and Other Countries, 1872
A map from 1872 of the United States used to illustrate the comparative area sizes of the states to other countries in the world. The map shows state and territory boundaries at the time (Dakota, Montana, Washington, Idaho, Wyoming,...
Curated OER
Etc: Maps Etc: Mexico and Western North America, 1845
A map of Mexico in 1845, prior to the ceding of the northern territories to the United States in 1846. The map shows the territories of Oregon, Texas, and Central America under Mexican control, and the frontiers of the Missouri and...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Mexico and Texas, 1845 1848
A map of Mexico and Texas from the annexation of the Republic of Texas by the United States (1845) to the end of the Mexican-American War (1848). The map is color-coded to show the territory of Texas in 1845, the territory of dispute...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Drawing the United States, 1872
A map skills exercise from 1872 showing the drawing of the United States with proportional measurements. The map shows state and territory boundaries at the time (Dakota, Montana, Washington, Idaho, Wyoming, Utah, Oklahoma, New Mexico,...
Curated OER
Educational Technology Clearinghouse: Maps Etc: The United States, 1890
A map from 1890 of the United States showing the territorial expansion from the original Thirteen Colonies to the states and territories of 1890. This map shows state capitals, railroads, lakes, and rivers. The map is color-coded to show...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Mexico, 1920
A map from 1920 of Mexico showing major cities and ports, railroads with connections to the railroad network in the United States, shipping routes from New Orleans and San Francisco with distances given in nautical miles, rivers with...
Curated OER
Etc: Maps Etc: United States Expansion and the Railroads, 1880
A map of the United States and territories showing the expansion from the formation of the original states to 1880, and the railroad network in 1880. The map is color-coded to show the original states, the states admitted between 1791...
Curated OER
Etc: Maps Etc: Mexico, Central America and the West Indies, 1852
A map from 1852 of Mexico, Central America, and the West Indies. The map shows territorial boundaries at the time, including the Mexican States, capitals and major cities and ports, railroads, rivers, lakes, mountain systems, and terrain...
Curated OER
Etc: Maps Etc: Reconstructed United States, 1870
A map of the United States and territories after the Civil War during reconstruction and readmission by 1870. The map is color-coded to show the 'Normal States’ (Union States), the 'Reconstructed States&’ (Confederate States), the...