For Harry's latest invention, he's building a super robot. But when Harry brings his robot to school, things don't go exactly as planned.

Rachel Ruiz is the author of several children's books. She was inspired to write her first picture book, When Penny met POTUS, after working for Barack Obama on his re-election campaign in 2012. When Rachel isn't writing books, she writes and produces TV shows and documentaries. She lives in her hometown of Chicago with her husband and their daughter.