The Leading Publishers of School Curriculum and Textbooks

Some of the leading publishers of school curriculum and textbooks include:

1. Pearson Education - publishes a wide range of educational materials, including textbooks, e-books, and online learning platforms, in subjects such as math, science, social studies, and English.

2. McGraw-Hill Education - produces textbooks, digital products, and educational software for students and educators in a variety of subjects, including math, science, social studies, and language arts.

3. Houghton Mifflin Harcourt - publishes textbooks and other educational materials for students in grades pre-K through 12, as well as for college and adult learners, in subjects such as math, science, social studies, and language arts.

4. Scholastic - a leading publisher of children's books and educational materials, including textbooks, teacher's guides, and interactive digital resources, in subjects such as reading, writing, and math.

5. National Geographic Learning - a division of Cengage, publishes English language teaching materials and educational resources for students in primary and secondary schools and universities, including textbooks, workbooks, and teacher's guides.

6. Discovery Education - a digital curriculum provider that helps schools and districts improve student achievement by providing engaging multimedia content, in subjects such as science, math, and social studies.

7. Lesson Planet - an online platform that makes it easy for educators to find and use pre-K-12 educational resources, including lesson plans, worksheets, and activities, in subjects such as math, science, and language arts.

8. OpenSesame - an online marketplace of e-learning courses for professionals and organizations, with a wide variety of subjects, including business, IT, and compliance training.