The Brooklyn Book Festival Children’s Day celebrates its 5th anniversary this year with an exciting lineup of authors, illustrators, workshops and activities for kids ages 2-11, including a costume parade, scavenger hunt, bookmaking, bilingual programs and more. Children’s Day celebrates kid lit and boasts nearly 50 authors of picture books, chapter books and graphic novels, including: Mo Willems, Jon Scieszka, Karina Yan Glaser, Peter Lerangis, and more. Booksellers will line the outdoor Children’s Marketplace of Books where authors will sign books for their fans throughout the day.