The Little Book of Mathematical Principles, Theories & Things

Math-ish: Finding Creativity, Diversity, and Meaning in Mathematics

Math Hands: Finger Figuring to Turn Your Hands Into a High-Speed Calculator (MemoMathics: Supercharge your learning skills)

The SAT Math Blueprint: How to Score an 800 in 30 Days, Simple Strategies to Master Problem Solving Techniques and Eliminate Math Anxiety

It's a Numberful World: How Math Is Hiding Everywhere

Secrets of Mental Math: The Mathemagician's Guide to Lightning Calculation and Amazing Math Tricks

MASTERING AMC 10-12 & OLYMPIAD CHALLENGES: GRADES 8-12

Algebra: A Complete Introduction: The Easy Way to Learn Algebra (Teach Yourself)

ALGEBRA II ESSENTIAL PRACTICE WORKBOOK : HIGH SCHOOL

Maths Refresher for Adults: The Complete Guide to Boost your Math Skills Quickly with a Step-by-Step Framework and Hands-On Exercises (Bonus Workbook Included) (Math Skills Mastery 2)