Class materials include: Workbook, Basic Thermometer, 5 months free of PeakDay (to new members) & Access to one year free Main NFP Membership which includes: Family Foundation Subscription, Free consultations with mentor teaching couples, CCL Main NFP Workbook Answer & Reference E-Book, The Art of Natural Family Planning Student Guide E-book and more! Upgrade your thermometer or add on a Student Guide for a one-time savings during check out. (Offer valid only during original purchase)