| ABeCeDarian Reading Program | The ABeCeDarian Company | Ela | Grades K–6 | Traditional |
| Abeka Language series | Abeka | Ela | Grades 3–12 | Traditional |
| A Beka Readers for grades 1 through 8 | Abeka | Ela | Grades 1–8 | Not specified |
| Advancing Through Grammar | TeachersPayTeachers.com - Marshhttps://www.teacherspayteachers.com | Ela | Grades 9–12 | Classical |
| A Landscape with Dragons | Ignatius Press | Ela | Grades Pre-K–12 | Not specified |
| All About Spelling | All About Learning Press, Inc. | Ela | Grades 1–12 | Classical |
| All-in-One Straightforward English Series Master Book | Garlic Press | Ela | Grades 3–12 | Traditional |
| American and British Literature courses | Alpha Omega Publications | Ela | Grades 7–12 | Not specified |
| American Literature (7 Sisters) | — | Ela | Grades 9–12 | Traditional |
| American Literature (Apologia) | Apologia Educational Ministries | Ela | Grades 9–12 | Not specified |
| American Literature: The Westward Journey Course | Oak Meadow | Ela | Grades 11–12 | Classical |
| Analytical Grammar | Demme Learninghttps://demmelearning.com/ | Ela | Grades 3–12 | Classical |
| Any Child Can Write | Oxford University PressCustomer Service Department | Ela | Grades Pre-K–12 | Not specified |
| Applications of Grammar, Books 1 through 6 | Christian Liberty Press | Ela | Grades 7–12 | Traditional |
| A Reason for Handwriting | The Concerned Group | Ela | Grades K–6 | Traditional |
| A Spelling Dictionary for Beginning Writers | EPS Literacy and Intervention | Ela | Grades 2–6 | Not specified |
| At Last! A Reading Method for Every Child: New Simplified Edition | Pecci Educational PublishingIntrepid Group, Inc. | Ela | Grades K–6 | Not specified |
| A Word Write Now: A Thematic Thesaurus for Stylized Writing | Institute for Excellence in Writinghttps://iew.com/ | Ela | Grades 2–12 | Classical |
| Basic English (Power Basics series) | Walch Publishing | Ela | Grades 6–12 | Traditional |
| Benchmark Advance, Grade 6 | Benchmark Education Company | Ela | Grade 6 | Not specified |
| Beyond the Book Report | Demme Learninghttps://demmelearning.com/ | Ela | Grades 6–12 | Traditional |
| Beyond the Page High School Language Arts | Beyond the Pageinfo@movingbeyondthepage.comhttps://www.movingbeyondthepage.com | Ela | Grades 9–12 | Traditional |
| Bible-Based Writing Lessons in Structure and Style | Institute for Excellence in Writinghttps://iew.com/ | Ela | Grades 1–12 | Classical |
| Bible Nurture and Reader Series | Rod and Staff PublishersPO Box | Ela | Grades 1–9 | Traditional |
| Big Book of Writing Prompts for Kids, Vol. 1 | My Cup Runs Overhttps://mycuprunsover.ca/ | Ela | Grades 3–12 | Unschooling |