Pasadena, CA 91104
Mark N.: Math and Science Tutor (available for Home Schooled students)
...For example, to remember the relationship of the sides of a right triangle and the functions sine, cosine, tangent: Oscar Had A Headache Over Algebra (sine=Opposite/Hypotenuse, cosine=Adjacent/Hypotenuse, tangent=Opposite/Adjacent). I make flashcards for the students...
including organic chemistry