This is a not a textbook publisher, but it is a great site with lots of wonderful tools for the classroom teacher.  Click on the link below to check it out!

Literature resources for grades  6-8.

This site has resources for the math series that is used in grades 6-8.  Resources include online activites.

Classzone is a resource for the Language of Literature series used for grades 6-8.

This site has many wonderful math resources for the classroom teacher  in grades K-5 to use. 

Google For Educators

Houghton Mifflin English

Saxon Math

Prentice Hall

Scott Foresman Success Net

Textbook Resources

Zaner-Bloser Spelling

Spelling Resources for grades 3-5.

Harcourt Brace

Social Studies resources for grades 3-6.

7th Grade Geography—Glencoe

Resources for grade 7 Geography including online text book.

8th Grade The Early Years—Glencoe

Resources for grade 8 social studies including online text book.

This site has resources for the science curriculum in grades 3-5.

Science—Grades 3, 4, 5

Holt Science—Grades 6, 7, 8

Resources for grades 6-8 Science including online text book.

Language Arts—Grades 3, 4, 5