Curated OER
Linear Systems and Echelon Forms
Eleventh graders define various types of linear systems and three types of solutions. For this linear system and echelon forms lesson, 11th graders solve a linear system using elementary row operations. Students also describe the set of...
Curated OER
I Spy
Students examine the responsibilities of the CIA and work as a team of analysts to produce intelligence reports. Letters are written predicting how their assigned countries have changed by 2008.