This lot of 7 nonfiction children's books from the "What Was", "Who Is", & "Where Is" Series by Grosset & Dunlap features illustrated chapter books on historical and biographical topics. The books are part of an authorized edition published in the 2010s by Penguin Random House LLC in the United States. Each book measures 7.5 inches in height and 5 inches in length, making them suitable for ages 9-12. The series provides engaging narratives in English, catering to young readers interested in learning about various historical figures and events.