This is a sponsored conversation written by me on behalf of Macmillan. The opinions and text are all mine. A book series that features a tractor and farm animals? Those are some of my son's favorite things, so I wasn't surprised when he sat down and let me read two Tractor Mac books in a row! He is four years old, which falls in the middle of the Tractor Mac books recommended age range (2-7 years). The adventures of Tractor Mac and his ...
