Derivatives are useful for many things — they can even keep track of particle motion. An informative lesson plan provides an introduction to the idea of the second derivative in particle motion. Class members determine the...

The stories of the Silver People, the West Indies immigrants hired to work on the Panama Canal, come to life in a lesson about the building of the Panama Canal. Groups research why the canal was built, how it was build, the working...

Lost! (or misplaced) a modifier. Last seen dangling at the end of a sentence! Reward offered! To underscore the humor, class members are each given a sample sentence to illustrate (A woman passed by, leading a Springer Spaniel, in a...