The Importance of Classroom Libraries

In the race to raise reading achievement amidst competing priorities and budget constraints, the often-overlooked classroom library offers a high return on investment.

Classroom libraries are a vital tool for building reading proficiency, sparking engagement, and enhancing the impact of instruction. For many children, particularly those in under-resourced communities, they may be the only consistent access to books.

Strong reading skills aren’t just essential for ELA—they’re critical for academic success across disciplines, from science to math and beyond. Content-rich classroom libraries give students daily access to engaging, relevant books that build skills, deepen comprehension, and expand their understanding of the world around them.

Students grow as readers when they read often—but telling them to read isn’t enough. They need easy access to books they genuinely want to read.

A well-stocked classroom library makes reading part of the school day, offering students a constant, visible invitation to explore, choose, and engage.

Classroom libraries also help to establish and build strong reading habits. When books are just a few steps away, students:

• Read more
• Revisit favorites
• Try new genres
• See themselves as readers
• Share books they love with classmates

For students who may have few or no books at home, a classroom library can be transformative. It’s more than a convenience; it’s a proven catalyst for reading volume, fluency, and motivation.

Research overwhelmingly demonstrates that improving access to high-quality books can significantly boost reading achievement, spark curiosity, and foster a lifelong love of learning.

Classroom libraries can be used to:

• Help students read on their own productively, accountably, and efficiently: To build reading stamina, confidence, and ownership, gradually increase the amount of independent reading done in class. Monitor progress and provide guidance and support as needed.

• Target specific needs in small groups: With multiple copies of a single title, educators meet the disparate needs of their students via small-group teacher-led instruction or student-managed groups, such as literature circles and book clubs.

• Engage students with interactive read-alouds: Interactive read-alouds model comprehension strategies and vocabulary development while encouraging student participation. This approach builds community and enhances literacy skills, especially for English learners. [1]

• Introduce complex topics in whole-group instruction: Build the background knowledge and vocabulary needed for teaching and learning.

Whether for whole-class read-alouds, independent reading, or deeper dives into curricular content, a strong classroom library fuels reading volume and strengthens every aspect of literacy instruction.

Research shows:

• Reading volume helps improve reading achievement. Students who engage in more reading—especially self-selected reading—show greater gains in reading achievement. [2]

• Student choice encourages lifelong readers. Students who regularly choose what they read show significantly higher levels of motivation and engagement during reading instruction compared to when books are assigned. [3] Student choice also promotes positive attitudes toward literacy. [4]

• A rich variety of texts and text types enhances reading comprehension and motivation. A study with fourth-grade students found that encouraging reading across genres led to increased motivation and improved comprehension scores. [5]

• Read-alouds cultivate literacy skills. Effective read-alouds support students’ language development, comprehension, vocabulary, and overall literacy development. [6]

• Knowledge drives comprehension. Students who engage with texts that are thematically linked develop stronger background knowledge. [7] Knowledge can facilitate comprehension, engagement, and the application of new information. [8]

School and classroom libraries play distinct but complementary roles in literacy and learning achievement.

A classroom library is more than a shelf of books. When curated with intention, it can drive greater engagement with reading, deeper comprehension of curriculum-aligned topics, and higher levels of reading achievement.

The most effective classroom libraries:

1. Support learning goals to help students deepen knowledge and skill through a wide range of texts and text types.
2. Reflect your students’ lives and experiences, making reading more relevant, meaningful, and enjoyable
3. Introduce new topics and ideas outside of students’ lived experiences to broaden knowledge and build comprehension
4. Provide access to high-quality grade-level texts to ensure all students experience the depth and breadth of learning vital to school and life success
5. Are codesigned with students to build trust, engagement, and agency—and ensure books are read again and again

When district leaders prioritize funding for classroom libraries, they send a clear message: reading matters here.

Without that support, classroom libraries often become a patchwork of donations, yard-sale finds, and discounted remainders, assembled by dedicated teachers who understand their value but can’t always bear the cost.

Admirable as these efforts are, they can’t match the impact of a well-funded, thoughtfully curated collection tailored to each classroom’s needs.

District leaders can support classroom libraries through:

• Dedicated budget lines for library refreshes
• Guidelines for high-interest, high-quality collections
• Professional development to help teachers maximize the impact of their libraries
• Strategic integration of digital platforms to broaden access

By investing in classroom libraries, districts take one of the most powerful steps toward increasing reading proficiency for every student.

You don’t have to do it all at once. Start with one grade. One collection. One team. Then grow from there. When students have access to books—and the time and encouragement to read—comprehension, confidence, and achievement all soar.

The stakes for literacy have never been higher, and classroom libraries play a critical role in improving reading outcomes. They help students build healthy reading habits, strengthen classroom instruction, and directly support academic growth and success.

Classroom libraries should be a cornerstone of every literacy plan and budget—because when the right books are within reach, reading and learning thrive.

Scholastic curates collections that accelerate literacy, support instruction, and engage students in reading and learning—grounded in insights from millions of students and thousands of titles reviewed annually by literacy experts.