BW Walch
Creating Linear Inequalities in One Variable
Just when a young mathematician starts to feel comfortable turning word problems into linear equations, shake things up and throw inequalities in the mix. This excellent, instructive presentation takes the steps for solving an...
Historical Thinking Matters
Spanish-American War: 3 Day Lesson
Why did the United States choose to invade Cuba in 1898? As part of a 3-day lesson, your young historians will first develop working hypotheses to answer this question, then work with a variety of historical primary source documents that...
EngageNY
Complex Numbers and Transformations
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...