1995 - How a Fly Walks Upside Downand Other Curious Facts (Hardcover) → Paperback, Hardcover ISBN-13: 9780517123621 ISBN-10: 0517123622 Genres: Education & Reference, Science & Math, Substores 10 1987 - How a Fly Walks Upside-down and Other Curious Facts (Paperback) → Hardcover ISBN-13: 9780806510545 ISBN-10: 0806510544 Genres: Children's Books, Teens ? |



