Families who loved Search for the Sunken City by Martin Oliver often look for books with a similar feel. These 20 recommendations were selected for their similarity in style, theme, and reading level.

Reach for this book when you notice your child is struggling with sustained attention or losing interest in traditional prose. It is a perfect bridge for reluctant readers or children who crave active participation in their stories. This interactive quest follows a team of explorers as they navigate the depths of the ocean to find a lost civilization, but the reader is the one who must solve the mysteries to advance the plot. The experience fosters a deep sense of pride and accomplishment as children use logic and observation to crack codes and spot hidden clues. It encourages resilience, as some puzzles require multiple attempts to solve. While the setting is a high stakes adventure, the focus remains on teamwork and curiosity. It is ideal for independent reading for ages 8 to 12, or as a collaborative activity between a parent and child who enjoy shared brain teasers.