Thanks for the reply
Jr Year: AP US History, AP Eng Lang Comp, AP Calculus AB and AP Physics 1
Sr year (in progress): AP Gov/Pol, AP Eng Lang Lit, AP Calculus BC, and AP Physics 2
He took HP Chemistry in Sophomore year. But that course ID is not in UC A-Z course list.
You right. It really depends on how other kids are doing in the same HS doing.