| title | ISBN-13 | year of publication |
|---|---|---|
| GED Exam Flashcard Study System: GED Test Practice Questions & Review for the General Educational Development Test | 978-1-60971-009-5 | 2013 |
| GED Exam Practice Questions: GED Practice Tests & Review for the General Educational Development Test | 978-1-62120-053-6 | 2013 |
| GED Mathematics Exam Secrets Workbook: GED Test Practice Questions & Review for the General Educational Development Test | 978-1-62733-733-5 | 2013 |
| GED Science Exam Secrets Workbook: GED Test Practice Questions & Review for the General Educational Development Test | 978-1-62733-734-2 | 2013 |
| GED Secrets Study Guide: GED Exam Review for the General Educational Development Tests | 978-1-63094-992-1 | 2016 |
| GED Secrets Study Guide: GED Exam Review for the General Educational Development Tests | 978-1-62120-348-3 | 2014 |
| Los Secretos del Examen GED Guía del Estudio: Repaso del Examen GED para el Pruebas de Desarrollo Educativo General | 978-1-62733-693-2 | 2015 |