Curated OER
The Greening of Mars: The Changes Necessary to Sustain Life on Mars
Fifth graders discuss the currents conditions on the planet of Mars. In groups, they work together to develop a mechanism that allows for a balanced ecosystem to survive on the planet. After presenting their ideas to the class, they...
Curated OER
Harvesting the New World: Changing Land Uses and Contact Between Cultures in Colonial Times
Ninth graders differentiate the Native American and European values. In this world history lesson, 9th graders define colonialism in their own words. They study the effects of epidemics and other diseases to Native American populations.