Kaleidoscope Logic Puzzles
Jim Bumgardner
Colossal Kakuro: 72 Titanically Tricky Puzzles
Conceptis Puzzles
Colossal Kakuro: 72 Massively Mind-Bending Puzzles
Connect with Calm: Dot-to-Dot Puzzles for Relaxation
Connect with Calm: Dot-to-Dot Puzzles for Mindfulness
The United States of Puzzles
Eric Harshbarger
Escape Room Logic Puzzles
Francis Heaney, Scott Weiss
Pause for Puzzles: Hard Crosswords for Focus
Wyna Liu
Sip & Solve Mini Word Search Puzzles
Trip Payne
Pause for Puzzles: Easy Crosswords for Relaxation
Juliana Tringali Golden