http://findoutmore.uwaterloo.ca/admissions/international.php?id=8
Quote:
AP Calculus, AP Physics (or 2 high school Physics courses when AP is unavailable), Algebra (Pre-Calculus), Chemistry, Grade 12 English, and one additional Grade 12 academic course, each with a minimum final grade of 70%. Minimum final overall average of 85% in the 6 required courses.
They do say that AP courses are "normally" required, but it seems that's not always the case. Especially if you do well on your SAT/ACT