Why We Love the Summer Learning Challenge: The Parchment Family July 19, 2018 | By Kat Rothstein Categories: Summer Learning Challenge | Tags: early literacy, Earth Explorers, Jenna Parchment, Parent Interviews, Summer Learning Challenge, Wrightwood-Ashburn More than 100,000 children participate in the Summer Learning Challenge. Who are they and why do they come back year after year? Follow our firsthand interviews with parents – starting with super mom Jenna Parchment and her family!