The book “Time-Travel Trouble!” was written by Billy Wrecks. “Time-Travel Trouble!” is part of the “Mr. Peabody & Sherman” series. The book is designed primarily for children ages 4 to 6 and is a Step 2 level reader. The book describes some of the exciting times and travel adventures of Mr. Peabody and Sherman from the DreamWorks Animation movie. It falls under genres like Children’s Books, Science Fiction and Fantasy.