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Six Red Marbles is a leading provider of educational solutions specializing in content development, learning experience design, and educational technology for diverse markets, including K-12, higher education, adult learning, and publishing. With a history of innovation dating back to the 1920s, the company focuses on creating engaging and transformative learning experiences tailored to meet the unique needs of learners of all ages. The company's extensive services encompass curriculum design, project management, and high-quality production across both print and digital formats. By leveraging the best practices in learning sciences and technology, Six Red Marbles effectively adapts to changing educational trends and continuously enhances the learning journey. Generated from the website

HMH Supplemental Publishers Inc, based in Austin, TX, specializes in providing a wide range of educational solutions, including core curricula and supplemental resources for literacy, math, science, and social studies for grades K-12. Their offerings also encompass professional development for educators, intervention programs, and innovative tools designed to enhance student learning and school improvement. With a commitment to supporting educators, HMH offers personalized paths for student learning, AI tools for classroom integration, and a variety of resources such as activity calendars and handbooks. The company aims to foster a positive school culture and empower teachers with the necessary strategies and materials to ensure student success across diverse educational settings. Generated from the website

Two of the most trusted names in grades 6-12 educational publishing Holt, Rinehart and Winston and McDougal Littell have joined to become Holt McDougal, a division of Houghton Mifflin Harcourt Publishing Company. The company has combined Holt and McDougal products and services to better meet the challenging and changing needs of educators and students. Together, they are now able to offer the most comprehensive, customized, and innovative products and services available in educational publishing.