The Impossible Man: Roger Penrose and the Cost of Genius

300+ Mathematical Pattern Puzzles: Number Pattern Recognition & Reasoning (Improve Your Math Fluency)

Chess: 5334 Problems, Combinations and Games

It's a Numberful World: How Math Is Hiding Everywhere

Texas Hold'em Odds and Probabilities

The Forgotten Core (The Dungeon of Stories Book 4)

How to Calculate Quickly: Full Course in Speed Arithmetic (Dover Books on Mathematics)

Climate, Chaos and COVID: How Mathematical Models Describe the Universe

My Best Mathematical and Logic Puzzles (Dover Math Games & Puzzles)

Sharpening Everyday Mental/Thinking Skills Through Mathematics Problem Solving and Beyond (Problem Solving in Mathematics and Beyond Book 30)