- Reflections on the Works and Providence of God: Throughout All Nature, for Every Day in the Year; Volume 1
- Reflections on the Works and Providence of God: Throughout All Nature, for Every Day in the Year; Volume 2
- Whispers Unspoken
- Bridges Easy to Hard: Japanese Number Puzzles, Hashi Puzzle Book, Bridges Puzzle Book
- Lick My Wounds: A Billionaire Romance