author: jon chang

jon chang
  • apush periods explained

    read on for an overview of the nine apush periods, which have both chronological and thematic organization.

  • salutary neglect: apush topics to study for test day

    in the realm of the apush exam, the words salutary neglect may seem small, but the concept had revolutionary consequences. keep reading to figure out the causes, and consequences, of this colonial term.

  • ap calculus bc review: parametric functions

    parametric functions only show up on the ap calculus bc exam. in this article we’ll take a close look at these kinds of functions which turn out to be extremely useful in the sciences. in fact, this is one case in which the phrase “it’s not rocket science!” isn’t really appropriate. parametric equations play a…