Filippo Brunelleschi's invention of linear perspective during the Renaissance was further developed by his apprentice, a young artist named Leonardo da Vinci. Now modern artists can give da Vinci's famous perspectograph a try...

Cities are compared to living, breathing, metabolizing organisms. Fourth in a five-part series of lessons, this one focuses on the flow of materials through a city. Links to interesting websites and images make your delivery of...

Draw a graph that shows the qualitative features of a function that has been described verbally. Make sure learners understand where time is zero and the distance is zero. It may take them some time to understand this concept, so working...

A research position becomes a modeling job. The introductory instructional activity in a series of nine presents the challenge of analyzing a set of bivariate data. The class brainstorms what the data may represent. Pupils must decide...

Your learners combine their knowledge of real and imaginary numbers and matrices in an activity containing thirty lessons, two assessments (mid-module and end module), and their corresponding rubrics. Centered on complex numbers and...

Pupils complete readings, a group activity using cards, and a writing activity to better understand people's lives during the American Revolution. The resource emphasizes people such as the militiamen, women, officers, and children,...

World War I was the first major conflict on a global scale. Using primary documents, learners determine why the United States chose to enter World War I when it did. After analytical writing and group research, the causes of America's...