- Math Didn't Have to Be This Hard: The Ancient Thinking Tools They Forgot to Teach You
- Logic Didn't Have to Be This Hard: Clear Thinking for Everyday Life
- The Everyday Math Workout: Practice Problems That Actually Come Up in Life
- The Money Math Workout: Budgeting, Interest & Financial Confidence
- The Garden Math Workout: Measurements, Yields & Planning (Math Didn't Have To Be This Hard - Workbook Series)






