Our research

Amplify CKLA

Using a fundamentally different approach to language arts, Amplify Core Knowledge Language Arts (CKLA) is built on decades of early literacy research that demonstrates the importance of wide-ranging background knowledge and explicit and systematic instruction in foundational skills. More and more districts are choosing Amplify CKLA because they know they’ll see results. Amplify CKLA meets criteria for Tier II-Moderate Evidence as an education intervention under ESSA.


Amplify CKLA AZ grade 5 efficacy research report

Amplify CKLA & ESSA research report

Amplify CKLA impact and effectiveness overview

The NYC Core Knowledge Early Literacy Pilot

Research base

Amplify CKLA: The research behind the knowledge-based approach to reading comprehension

The baseball experiment: How two Wisconsin researchers discovered that the comprehension gap is a knowledge gap

CKLA Curriculum: Links to research on teaching and learning

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