- COGAT Trainer: for Cognitive Abilities Test Grade 7 & 8 (Level 13 & 14)
- The Cognitive Ability Trainer, Practice Test and Training Guides for the Grade 4 Cognitive Abilities Test (Level 10/ Form 7): Not Just a Practice Test! Over 9,000 words on how to answer each problem
- The Cognitive Ability Trainer, Practice Test and Training Guides for the Grade 6 Cognitive Abilities Test (Level 13/ Form 7): Not Just a Practice Test! Over 9,000 words on how to answer each problem
- The Cognitive Ability Trainer, Practice Test and Training Guides for Kindergarten Cognitive Abilities Test (Level 7/Form 5/6) : Not Just a Practice Test! over 9,000 Words on How to Answer Each Problem
- Fractions & Decimals: Fantasy Action and Adventure in Grade School Math