Double O Papa: The Singing Caves: Double O Papa, #16

The Singing Caves is a mysterious new adventure with Double O Papa and his team!

The morning sea is calm when a beautiful song drifts across the water. Ravyn immediately knows something is wrong. The sound isn't the wind—it seems to be coming from a mysterious cave.

Rosco uses his sound scanner to investigate, while Papa reaches for his magnifying glass and declares the mystery very suspicious. When Booty's howl comes echoing back from the cave, the team discovers that the caves may have a secret of their own.

But when one echo suddenly disappears, the mystery takes them deep underground. Glowing crystals, a hidden tunnel, and a blocked skylight reveal that the caves' beautiful song has a surprising connection to sunlight.

With Ravyn's sharp instincts, Rosco's scientific thinking, Squeaks' clever technology, Booty's digging skills, and Papa's detective work, the team must uncover the secret of the Singing Caves.

A fun, gentle mystery filled with friendship, teamwork, humor, and adventure—and don't forget to search every illustration for the hidden golden paw print!