As it gets colder and the leaves change color, Mickey worries that he might change color too. Megan and Mable the Maple Tree teach him about the changing of the seasons.

Mickey wants to help the trees when they start dropping strange-shaped brown things on the ground. Megan and Penelope the Pine Tree explain Mickey what those brown things are and why it is so vital for trees to drop them.

Mickey wants to go for a wagon ride, but despite all his urging, the horse won't pull the wagon. Megan and Howie the horse teach Mickey the magic words to get a horse to move and stop.

Mickey sees a fantastic machine that reminds him of a car and wants to go for ride, but he doesn't understand why the farmer won't take him for one. Megan and Timmy the Tractor show Mickey what a tractor does and why he shouldn't ride on it.

Mickey is very alarmed when he sees the farmer riding a machine with big claws that seems to be tearing up the land. Megan and Pauly the Plow explain what the machine is doing and why.