Think Like A Maths Genius: The Art of Calculating in Your Head

Math Magic: How To Master Everyday Math Problems

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

A Concrete Approach to Abstract Algebra

The Trachtenberg Speed System of Basic Mathematics

The Fascinating World of Graph Theory

Short-Cut Math

What Is Mathematics, Really?

Doing Simple Math in Your Head

The Maths Handbook: Everyday Maths Made Simple

How to Calculate Quickly: Full Course in Speed Arithmetic

Finding Zero: A Mathematician's Odyssey to Uncover the Origins of Numbers

Mathematician's Delight

A Beautiful Question: Finding Nature's Deep Design

Calculus Made Easy: Being a Very-Simplest Introduction to Those Beautiful Methods of Reckoning Which are Generally Called by the Terrifying Names of the Differential Calculus and the Integral Calculus

Head First Algebra: A Learner's Guide to Algebra I

The Story of Mathematics: From creating the pyramids to exploring infinity

Magical Mathematics: The Mathematical Ideas That Animate Great Magic Tricks