AP Environmental Science Premium, 2025: Prep Book with 5 Practice Tests + Comprehensive Review + Online Practice (Part of Barron's AP Prep) Gary S. Thorpe M.S. eBook $25.99
AP Chemistry Premium, 2025: Prep Book with 6 Practice Tests + Comprehensive Review + Online Practice (Part of Barron's AP Prep) Neil D. Jespersen Ph.D. and Pamela Kerrigan Ph.D. eBook $29.99
AP Biology Premium, 2025: Prep Book with 6 Practice Tests + Comprehensive Review + Online Practice (Part of Barron's AP Prep) Mary Wuerth eBook $26.99
