Snowflake Seashell Star: Colouring Adventures in Numberland

Visions of the Universe: A Coloring Journey Through Math’s Great Mysteries

Patterns of the Universe: A Coloring Adventure in Math and Beauty

The Golden Ratio Coloring Book: And Other Mathematical Patterns Inspired by Nature and Art

Can You Solve My Problems?: Ingenious, Perplexing, and Totally Satisfying Math and Logic Puzzles

Adult Coloring Book: Fractals: curves and geometric figures expertly programmed to help reduce stress, sharpen your concentration, and nourish your creativity

Math with Bad Drawings: Illuminating the Ideas That Shape Our Reality