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Tom WilsonAll About Practice-Based Inquiry® 


Directly assesses how well students learn and teachers teach.

Assures rigorous, scientific findings.

Provides information that actually helps a teacher, school and district improve teaching and learning.

Gives test scores meaning.

Offers teachers and principals "the most powerful professional development experience we have ever had."

Tested for more than 170 years in thousands of schools in the United States and Great Britain.

All About Practice-Based Inquiry®

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Proven Results