The Joshua Code: 52 Scripture Verses Every Believer Should Know (A 52-Week Devotional - Spend Each Week of the Year Memorizing and Meditating on One Bible Passage)

Fluent Forever (Revised Edition): How to Learn Any Language Fast and Never Forget It

The James Code: 52 Scripture Principles for Putting Your Faith into Action

Moonwalking with Einstein: The Art and Science of Remembering Everything

The Nehemiah Code: It's Never Too Late for a New Beginning

The Memory Book: The Classic Guide to Improving Your Memory at Work, at School, and at Play

The Prayer Code: 40 Scripture Prayers Every Believer Should Pray

The Science of Getting Rich (The Unabridged Classic by Wallace D. Wattles)

The Bible Code: Finding Jesus in Every Book in the Bible

Mind & Brain Hacking for Beginners

The Spirit Code: 40 Truths About the Holy Spirit That Every Believer Should Know (A 40-Day Devotional)

A Mind For Numbers: How to Excel at Math and Science (Even If You Flunked Algebra)

The Apostles' Code: Unlocking the Power of God’s Spirit in Your Life (A 40-Day Devotional)

The Promise Code: 40 Bible Promises Every Believer Should Claim

How to Take Smart Notes: One Simple Technique to Boost Writing, Learning and Thinking

The Connection Code: Relationship Advice from Philemon

Just Jesus: Our Hope Yesterday, Today, Forever (A 365-Day Devotional)