Tractor Mac is hard at work when his engine starts to make a funny noise. It does not sound good and does not feel very good either. Tractor Mac is scared that he has to take a trip to Dr. Lou at the tractor hospital. With the help of some other machines who have stopped in for a tune up, he learns that going to the doctor doesn’t have to be scary at all…

• 32 pages of full color illustrations throughout
• Hardcover picture book
• Tractor Mac series