While trying to determine who stole their music box, the Twiddle twins find unusual clues such as banana peels, a coconut shell, and a chocolate bar wrapper.

While trying to determine who stole their music box, the Twiddle twins find unusual clues such as banana peels, a coconut shell, and a chocolate bar wrapper.

While trying to determine who stole their music box, the Twiddle twins find unusual clues such as banana peels, a coconut shell, and a chocolate bar wrapper.

When Flossie receives a music box that may have been intended as a gift for someone else, the twins quickly realize that a mystery is involved.

Tabitha and Timothy Twiddle, twin hippos, must prove to their neighbor that they are not responsible for the mysterious footprint left in the wet cement in front of his house.

When Tabitha Twiddle carelessly leaves her beloved toy hippo Blippo in a playground sandbox, she and her twin brother must retrace her steps to find him.

Edgar Badger and his best friend Duncan Bear have a squabble when they go on a fishing trip.