...As a high school science teacher, I have primarily concentrated in the biological sciences and therefore continued to emphasize and expand previous knowledge in plant sciences each year, especially in my dual-credit (college) biology class, with a student-led/teacher supported semester-long botan... (read more)
...Yet another is to consider an extreme case. It may not be obvious that a triangle cannot have lengths 17, 15, and 33, but it is when you consider 1, 3, and 10. Finally, visualization, whether it be slices of pizza (fractions) or high-speed photographs (derivatives), often brings an elusive concept home. (read more)