Curated OER
Factors Limiting Population Growth of Wolves in Algonquin Park
Information is given on the Eastern Wolf's appearance, migration, food, breeding and predators. Several of the topics are highlighted with video clips. Research questions and answers examine the environmental impact on the wolves in the...
University of Groningen
American History: Outlines: Industrial Growth
By 1860, when Abraham Lincoln was elected president, 16 percent of the population lived in urban areas and a third of the nation's income came from manufacturing. Funds were flowing into large-scale industrial development and into...
Other
History Today: Native Americans and the Federal Government
Andrew Boxer traces the origins of a historical issue still as controversial and relevant today as in past centuries. At the start of the twentieth century there were approximately 250,000 Native Americans in the USA - just 0.3 per cent...
Other
Explore Learning: Natural Selection Gizmo
You are a bird hunting moths (both dark and light) that live on trees. As you capture the moths most easily visible against the tree surface, the moth populations change, illustrating the effects of natural selection. (Free usage is...