Houghton Mifflin Harcourt
PAID
Global learning company.
About
Houghton Mifflin Harcourt is a global learning company that provides access to thousands of books, articles, and literacy resources for students in grades K-12.
Pricing
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Key Facts
Categories
Platforms
Web
Company
Houghton Mifflin Harcourt
Founded
Founded in 1832
Country
Global
Language
English