Possible Clues:

• Math class for coll. credit
• High-level H.S. math class
• Pre-coll. class
• Class for a mathlete, informally
• H.S. class covering integrals
• Advanced H.S. math course
• H.S. math class
• H.S. math for some college-bound students
• H.S. class that covers integrals
• Tough H.S. math course