"My 4 and 6 year old loved! Mom too!!"
While we were listening on the drive to and from karate and soccer the kids would ask to stay in the car a little longer to keep listening. My oldest was disappointed at the end that we could not go and get the next one in the series (like say Harry potter). One warning in the beginning the father drowns which the details might be upsetting for my four year old so I fast forwarded a tad-and it didn't detract from the story not knowing how he died- and he is used to parents being dead as the set up for almost all children's books, and the orphan set up,