Curated OER
Social Studies: Area and Population Density
Math scholars of many ages examine the concept of population density and then discuss the significance of the population densities of Minnesota and China. They figure the population density of their school.
Curated OER
World in the Balance
Learners make estimates on how many people they believe live on Earth. While watching a video, they take notes on the issues facing Kenya, Japan and India. In groups, they calculate how long it takes for a country to double in size. To...
Curated OER
More for my Money
Students solve problems involving ratio and proportion. In this algebra instructional activity, students analyze the currencies found in different countries. They create formulas to convert between the different currencies and use ratio...
Curated OER
Number Forms and Order
In this number forms and order instructional activity, 5th graders answer 10 multiple choice questions, not interactively, with answers available online.