Sophia Learning
Sophia: Osmosis: Lesson 4
This lesson explains the process of osmosis. It explains how osmosis is a passive form of transport, used to move water molecules across a semi-permeable membrane, down their concentration gradient. It is 4 of 8 in the series titled...
University of Illinois
University of Illinois Urbana Champaign: The Hydrologic Cycle
Water is the source of life on earth. It exists in many forms and is constantly changing. The circulation and conservation of earth's water is called the hydrologic (or water) cycle. Find out how water evaporates, condensates,...
Languages Online
Languages Online: Consejos Para El Conductor
Choose "usted" command forms from a word bank to complete sentences that offer advice to drivers. Practice the imperative and learn driving vocabulary at the same time. Answers may be checked at the end of the exercise. Tutorials in...
Languages Online
Languages Online: La Conduccion De Caravanas
Conjugate each verb in the "usted" command form in this article to offer advice on driving in caravans. Answers may be checked at the end of the exercise. Tutorials in other langauges available from the homepage.
Languages Online
Languages Online: La Conduccion en Autopista Y Carretera
Conjugate verbs in the "usted" command form to complete sentences that offer advice on freeway and highway driving. Practice the imperative tense and learn driving vocabulary at the same time. Answers may be checked at the end of the...
ACT360 Media
Act Den: The Museum of Modern Technology
Informative, fun, and humorous tutorial that uses cartoon characters to provide an introduction to information technology. The tutorial covers operating systems/desktops, email, the world wide web, and networks.
University of Arizona
University of Arizona: Problemas De La Fotosintesis. Bloque 1
In this module you will be able to test your understanding of how light energy is converted into different forms of chemical energy during photosynthesis, to review the equations for the light reactions of photosynthesis, and to explore...
Other
Barrow Transportation: Photo Gallery
That British cultural icon, the double-decker bus, is pictured here in many forms. The site memorializes the bus service of Barrow-in-Furness, England.
TeachEngineering
Teach Engineering: Energy in Our Lives Carousel
This activity is a way for students to discover that they already know a lot about energy through their own life experiences. As active consumers of various forms of energy, they are aware of energy purchases for electricity, home...
ClassFlow
Class Flow: Bicycle
[Free Registration/Login Required] In this flipchart the science of cycling is discussed. What makes the bicycle the most effective form of transportation today, what muscles are used while cycling, and different uses of energy are all...
Languages Online
Languages Online: 19 Catalanes Mueren en Un Accidente
Practice conjugating verbs in the preterite or imperfect tense in the context of this news article. The article reports a bus accident in which 19 Catalans died in Spain. After filling in the blanks with the correct forms of the verbs,...
BBC
Bbc: Real Chinese
A lively introduction to Mandarin Chinese in 10 short parts in the form of slideshow presentation with audio content. Useful phrases with tips on pronunciation and grammar, cultural notes, self-evaluated challenge for comprehension are...
Hans Lohninger
Photo Globe: Brazil
Presents many general country specific facts about Brazil in a well organized chart form. Content includes: geography, people, government, economy, communications, transportation, military, and transnational issues. This site is enriched...
Hans Lohninger
Photo Globe: Colombia
Presents many general country facts about Colombia in a well organized chart form. Content includes: geography, people, government, economy, communications, transportation, military, and transnational issues. This site is enriched by...
Hans Lohninger
Photo Globe: Honduras
Presents country specific facts about Honduras in a well organized chart form. Content includes: geography, people, government, economy, communications, transportation, military, and transnational issues. This site is enriched by links...
Hans Lohninger
Photo Globe: Canada
Presents many general country facts about Canada in a well organized chart form. Content includes: geography, people, government, economy, communications, transportation, military, and transnational issues. This site is enriched by links...
Other
Agronomy: Soil Formation [Pdf]
Soils may be formed in place from rock or formed in weathered rock and minerals that have been transported from where the original rock occurred.
Hans Lohninger
Photo Globe: Uruguay
Explores general country facts about Uruguay in a well organized chart form. Content includes: geography, people, government, economy, communications, transportation, military, and transnational issues. This site is enriched by links to...
Hans Lohninger
Photo Globe: Venezuela
Presents many general country specific facts about Venezuela in a well organized chart form. Content includes: geography, people, government, economy, communications, transportation, military, and transnational issues. This site is...
Hans Lohninger
Photo Globe: Belize
Provides many general country facts and statistics about Belize in a well organized chart form. This site is enriched by links to maps and an image of its flag.
CK-12 Foundation
Ck 12: Fourth Grade Science: Earth Science: Erosion and Deposition by Waves
[Free Registration/Login may be required to access all resource tools.] Discusses how waves cause erosion of shorelines, features formed by wave deposition, and ways to protect shorelines from wave erosion.
Curated OER
Michelle Kwan
Learn how ice skating, once just a form of transportation, became an Olympic sport. This brief article includes an overview of the different skating events at the Olympics, as well as details judging and top skaters.
Hans Lohninger
Photo Globe: Bolivia
Presents many general country specific facts about Bolivia in a well organized chart form. This site is enriched by links to maps and an image of the Altiplano salt flats.
Curated OER
Educational Technology Clearinghouse: Maps Etc: South China, 1971
"South China comprises the drainage basins of the middle and lower Yangtze River, the basin of the His Chiang (West River) in Kwangtung and Kwangsi; and the mountainous coastal provinces of Fukien and Chekiang. The division between the...