The Scholastic Reader Level 3 collection is a curated set of children's books designed for growing readers, typically ages 6–9 (grades 1–3). Edited and published by Scholastic, these books feature longer stories with paragraphs and more complex vocabulary, targeting a Lexile range of approximately 700–1,500 words per story.

Scholastic Readers Level 3 are educator-approved and developed under the supervision of reading experts. The collection includes a variety of fiction and nonfiction titles spanning biography, science, adventure, and classic tales, making it an ideal set for building reading confidence and comprehension skills in early elementary-age children. Titles in Level 3 collections often include stories about historical figures, animals, and inspirational subjects.

This Costco edition is edited by Scholastic and provides a value-priced multi-book set suitable for home libraries, classroom use, or gifting.