most, tractors and construction site stuff. the books talks about each one of the tractors long days and the type of work they do, but after their long day of rough fun its time to go to sleep so they can do it all again tomorrow.
the "laughing kit" is a must. it includes the tickle monster book and monster mittens. this book is fun for the whole family. the reader puts on the monster mittens and tickles away while reading. if you don't like smiling and laughing than this book is not for you and your kids. you will walk away with a warm heart and your kids will absolutely 