What reading level is Sea Island's Secret?

Sea Island's Secret by Susan Diamond Riley is at a Level 4-5 reading level. Recommended for Middle Grades readers (Ages 9-12).

What age is Sea Island's Secret appropriate for?

Sea Island's Secret is recommended for Ages 9-12. HootRating: 9LE (Light — Emotional).

What genre is Sea Island's Secret?

Sea Island's Secret is fiction — Juvenile Fiction.

Does Sea Island's Secret have any content warnings?

Sea Island's Secret has a HootRating of 9LE (Light — Emotional). No specific content flags noted. On HootRated, every book is rated across four dimensions — emotional, physical, social, and thematic — to help parents make informed choices.

How many pages is Sea Island's Secret?

Sea Island's Secret by Susan Diamond Riley is 128 pages.

Sea Island's Secret

Susan Diamond Riley

Sea Island's Secret

Age Rating, Reading Level & Content Guide

A Delta & Jax Mystery

by Susan Diamond Riley

Reading Level 4-5 9LE Ages 9-12 Balanced Read

The text is written at a 4th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content is mild with minimal sensitive material.

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About This Book

Delta’s fingers dig through damp marsh grass, uncovering a chilling surprise—a hidden skeleton! Suddenly, a secret message from long ago sparks a treasure hunt like no other. But what dangers lurk as Delta and Jax race to save the museum—and uncover a mystery over 150 years old?

Themes

Adventure Mystery Historical Family Science & Nature

Quick Assessment

This middle-grade fiction follows 12-year-old Delta Wells as she uncovers a skeleton and a historic treasure hunt on Hilton Head Island. The story combines adventure with educational insights into Civil War history, making it suitable for ages 9-12. Parents should note the themes of history, mystery, and mild peril, with no graphic content.