Can We Measure which Textbooks Work Best in K-12 Education?
Numbers Institute 
Data from 2001-2003 in West Virginia

Compare 59 Math textbooks
Compare 40 Social Studies textbooks
Quick summary below

Some textbooks, particularly in Math, show significantly better student results than others. No one publisher is consistently better. At different grades the best book may be from Glencoe, Harcourt, Prentice Hall, Saxon, Scientific American, Scott Foresman, or Silver Burdett.

Detailed scores by school system in West Virginia: MathSocial Studies
About the Researcher

Quick Summary of Selected Grades:
Highest and lowest scoring books, 
with difference in score on Stanford Achievement Test

Math, Grade 5
Harcourt Math Advantage 
6 points better than 
McGraw Hill Math and My World

Math, Grade 7
Saxon Math 87 
5 points better than 
McDougal Passport to Mathematics, 
Prentice Hall Tools for Success

Social Studies, Grade 6
Prentice Hall World Explorer Series 
4 points better than 
Harcourt Our World's Story

Social Studies, Grade 9
Prentice Hall American Nation 
5 points better than 
Glencoe American Journey
Numbers Institute

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Updated June 12, 2022