Curated OER
Educational Technology Clearinghouse: Maps Etc: Mexico, 1920
A map from 1920 of Mexico showing the states and state capitals, major cities and towns, existing and proposed railroads, mountains, rivers, lakes, and coastal features of the country. A grid-key in the margin references the locations of...
Curated OER
Educational Technology Clearinghouse: Maps Etc: South America, 1906
A map of South America from 1906 showing the political boundaries of the time. The map shows capitals, major cities, ports, rivers, terrain and coastal features. An outline map of Pennsylvania at the same map scale is included to show...
Curated OER
Educational Technology Clearinghouse: Maps Etc: South America, 1902
A map from 1902 of South America showing the national boundaries at the time. The map shows capitals, major cities, ports, railroads, canals, rivers, and coastal features. Railroads appear as red lines, with important trunk lines shown...
Curated OER
Etc: Maps Etc: Isthmus With Completed Panama Canal, 1914
A map from 1914 of the completed canal across the Isthmus of Panama. The map shows the Caribbean Sea entrance at Colon, the route of the canal through Gutan Lake and lock system, the Pacific entrance at the city of Panama, the Canal Zone...
Sophia Learning
Sophia: Apa Style: Lesson 2
This lesson introduces APA formatting style. It is 2 of 4 in the series titled "APA Style."
Curated OER
Our Beautiful World: Vitus Bering
A very interesting web page about Vitus Bering's voyages of discovery is offered by a Norwegian. Reproduced are sections from Bering's own journals that were originally published in "National Geographic" magazine. Students should be able...
Curated OER
Go to Web Elements to Get More Information on This Element.
This site may focus on fun, rather than facts, but it will become a favorite of any Chemistry student. Here you will find scanned images of panels and/or pages of comic books, with references to the element you seek.
Curated OER
Go to Web Elements to Get More Information on This Element.
This site may focus on fun, rather than facts, but it will become a favorite of any Chemistry student. Here you will find scanned images of panels and/or pages of comic books, with references to the element you seek.
Curated OER
Uk: Sulfur Comics
This site may focus on fun, rather than facts, but it will become a favorite of any Chemistry student. Here you will find scanned images of panels and/or pages of comic books, with references to the element you seek.
Curated OER
Go to Web Elements to Get More Information on This Element.
This site may focus on fun, rather than facts, but it will become a favorite of any Chemistry student. Here you will find scanned images of panels and/or pages of comic books, with references to the element you seek.
Curated OER
University of St Andrews: Gottfried Wilhelm Von Leibniz
This page provides an excellent, informative biography of Gottfried Wilhelm von Leibniz. Discusses his childhood, education, and accomplishments in calculus and in other fields. Also includes great references, links, and some quotes.