- Psycho-Calisthenics: A 30-day "how to" program of mental exercises to help you get your head together and achieve your goals.
- Critical Thinking: Beginners guide to advanced critical thinking concepts for problem solving, decision making and goal achievement
- Learn: memory techniques: How to learn faster and think more clearly
- Critical Thinking Skills Workbook: Questions, Exercises and Games to Develop Your Problem Solving, Critical Thinking and Goal Achieving Skills
- Critical Thinking: How to develop confidence and self awareness