The Simpsons and their Mathematical Secrets - 2014, Bloomsberry: New York. pages 213 ages 12+.
Excellent story for anyone that is a fan of the Simpsons, interested in mathematical ideas, trivia nut, Futurama fan, or people that are interested in stories behind the scene stories.
Chasing Vermeer - 2004, The Wright 3 - 2006, The Calder Game - 2008. ages 10-14.
Excellent realistic fictionmystery with themes of art, archetecture, friendship, and pentominoies.
See also Chasing Vermeer - A new character, Tommy, joins Petra and Calder for three adventures in urban Chicago. Includes logic, mystery, and Pentominoes go 3-D, many math themes, great read for intermediate, middle school, and others.