Secret Lives of Numbers: Numerals and Their Peculiarities in Mathematics and Beyond

The Trachtenberg Speed System of Basic Mathematics

Math Tricks: The Surprising Wonders of Shapes and Numbers

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

Short-Cut Math

Geometry, Its Elements and Structure: Second Edition, Edition 2

Quicker Approach to Quantitative Aptitude: Personal Notes of Sizil Krishna

Challenging Problems in Geometry

Basic Math & Pre-Algebra For Dummies: Edition 2

What Is Mathematics, Really?

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

Problems and Solutions for Integer and Combinatorial Optimization: Building Skills in Discrete Optimization

Math Practice, Grade 3

Algebra: A Complete Introduction: The Easy Way to Learn Algebra

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

Girls Get Curves: Geometry Takes Shape