Collaborative learners will see the geometric addition of functions by graphing the sum of two graphed curves on the same coordinate plane. This task then naturally flows into giving learners the algebraic representation of the curves...

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...

Second graders identify shapes and measurements in everyday life.  In this measurement lesson, 2nd graders locate rectangles in their classroom and use standard and nonstandard forms to measure them.  Students view a video clip...