Kaplan – Free MCAT/DAT/OAT/PCAT/GRE Prep Webinars September 6, 2018 by ask17 Kaplan regularly offers a free class on various topics throughout the semester for the MCAT, LSAT, GRE, GMAT, DAT, PCAT, and OAT. To sign up for one of their free events and reserve a seat, follow this link: Kaplan Free Prep