| title | ISBN-13 (ISBN-10) | year of publication | 
|---|---|---|
| CogAT: Practice Test for the Cognitive Abilities Test: Form 7 Level 9 | 978-1-7968-1534-4 (1-7968-1534-9) | 2019 | 
| Math Analogies for Critical Thinking: Prepare for School and College Ability Tests | 978-1-9829-9678-9 (1-9829-9678-1) | 2018 |