Students complete a simulation on power grid reliability check. In this physics lesson, students discuss the consequences of power grid failures. They complete a simulation worksheet.

How do you grow crops in a area with insufficient rainfall? Why you irrigate, of course. Class members investigate irrigation systems by designing a system of their own. After examining irrigation related concepts, vocabulary terms, and...

Students examine how various segments of the American population viewed the Emancipation Proclamation. They read the Emancipation Proclamation, analyze key terms and statements in the document, and participate in a debate.