Unit sales of print books in the week ended Sept. 12, 2020, rose 7.2% over the comparable week in 2019, at outlets that report to NPD BookScan. Print sales in the juvenile nonfiction category jumped 26.4% over the week ended Sept. 14, 2019. The increase was driven by the strength of backlist books. The top 10 titles in the category sold about 83,000 units combined, a 30% increase over the top 10 titles last year at this time. Big Preschool Workbook was #1 on the category list, selling more than 18,000 copies. Last year at this time it was #2 on the list, with more than 8,000 copies sold. Stephenie Meyer’s Midnight Sun, which sold more than 78,000 copies in the most recent week, helped to drive up sales in the YA fiction category by 42.5%. Though sales of Dav Pilkey’s Grime and Punishment (Dog Man #9) have trailed off a bit, the title still sold more than 126,000 copies in the most recent week, leading to a 14.9% sales increase in the juvenile fiction category. Four new titles topped the adult nonfiction list, but sales in the category still slipped 0.2%. The top title in adult nonfiction was Michael Cohen’s Disloyal, which sold more than 168,000 copies in its first week. In second place on the list was Jay Shetty’s Think Like a Monk, which sold more than 67,000 copies. Four of the top five titles on the adult fiction list were new, led by J.D. Robb’s Shadows in Death, which sold nearly 23,000 print copies in its first week. Overall, unit sales in the category rose 4.1% over 2019.