| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Algebra, Grades 5 - 8 | 978-1-58037-057-8 | 1996 | Don Blattner |
| Carson-Dellosa Algebra Workbook, Grades 5-12 | 978-1-62223-701-2 | 2018 | " |
| Discovering the World of Geography, Grades 6 - 7: Includes Selected National Geography Standards | 978-1-58037-229-9 | 2003 | |
| Discovering the World of Geography, Grades 7 - 8: Includes Selected National Geography Standards | 978-1-58037-230-5 | 2003 | |
| Map Reading, Latitude, Longitude and Time, Grades 5 - 8 | 978-1-58037-079-0 | 1998 | |
| Mark Twain - Pre-Algebra, Grades 5 - 12 | 978-1-62223-702-9 | 2018 | |
| Mark Twain - Statistics & Probability, Grades 5 - 12 | 978-1-62223-703-6 | 2018 | |
| Static Electricity and Lightning, Grade 4 | 978-1-58037-365-4 | 2006 | |