Great-Grand Uncle Theo is celebrating his 85th birthday, so the Reads (and Buster) visit!

The Rhythm and Roots of Arthur

Arthur

Arthur tries to help a friend get over the loss of a book./ Prunella prepares for college.

Olive and Otto find out why there's snow in summer. / The agents lead an interrogation.

The agents celebrate an important milestone. / The agents investigate a mysterious egg.

Otto sets 100 creatures loose in headquarters./Ms. O recalls one of her greatest triumphs.

Characters escape from books in the library. / A shape shifter steals Ms. O's briefcase.

Villains break into headquarters. / The agents try to catch an odd creature.

Olive catches a case of the skips and disappears./Otto wants to see his favorite magician.

All the agents are turned into puppies! / Dr. O gets an illness call the Sillies.

George struggles with how to use his lucky streak. / Prunella joins the gymnastics team.