Like Points of Pi...

 The Porcupine

 Smelling and Tasting

 The Little Truant

 The Hippo was the...

 Chapter Five, Fou...

 Doctor Owl

 They Sit Up in Th...

 A Treat

 Father and Son

 An Old Tin Can

 An Old Tin Can

 The Twins

 Changing His Spots

 Ghosts