A fabulous set of examples and problems that introduce basic trigonometry concepts, this packet is set apart by the care it takes to integrate both radians and degrees into the material. After defining radians, the author demonstrates...

The concept of slope gets an approachable, yet theoretical, treatment in a comprehensive algebra lesson. The use of functional notation and problem-solving techniques keep the material rigorous, but detailed teaching notes and lots of...

Third graders determine whether buying a "package deal" is really the best deal. In this consumer math lesson, 3rd graders watch a video clip and use math skills to solve a word problem determining which "package deal" is the best deal.