The happy Hollisters and the monster mystery

Firefly & Fern Summary

The Happy Hollisters return in this classic mystery adventure where the whole family must work together to solve a puzzling case involving smuggling. Young readers will enjoy following along as the clever Hollister children use their detective skills, resourcefulness, and family teamwork to uncover secrets and catch wrongdoers, all while learning that persistence and cooperation can solve even the trickiest mysteries.