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About Us

Our Mission
To help the teacher help the child.

The CTB Advantage

A tradition of excellence.

For over 85 years, CTB has maintained a tradition of excellence in educational assessment publication and reporting.

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Our Customers

CTB customers include public, private, charter, and faith-based schools and districts and other educational organizations, spanning all levels of education from pre-K to adult education.

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Our Markets

CTB offers educational assessments for pre-K through adult education, across the U.S., and internationally. Markets include public, private, charter, and faith-based schools and districts.

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A Message from Our President

CTB/McGraw-Hill is pleased to support you with comprehensive, award-winning assessment solutions. We are committed to providing the highest quality assessment products and services. Our goal has always been to improve student achievement in every classroom—building on our 85-year tradition of helping the teacher help the child.

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Ellen Haley, President CTB/McGraw-Hill


December 02, 2014

McGraw-Hill Education Introduces Acuity College and Career Readiness Interim Assessment Solution for Grades 3–8

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Understanding Assessment

The Learning Journey

CTB supports educators and students throughout the learning process.

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CTB Research

Use of Test-Related Instructional Materials

CTB receives frequent inquiries about its position regarding use of test-related instructional materials. This best practice presents that position.

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