When best friends Iris and Walter go on a field trip to an aquarium, Walter gets lost and a worried Iris helps Miss Cherry look for him.

Walter's favorite cousin is coming to visit, but Iris is disappointed when Howie does not turn out to be so great--or friendly--after all.

Iris is devastated when she has to miss her first school play when she is sick.

Walter loves his grandmother's harmonica, so how will Iris tell him that it has disappeared? Full color.

At Walter's birthday party his guests are supposed to go for horseback rides, but his horse Rain has other plans on the day of the party.