 Problemario escolar Trillas 1/ Educational Problems Trillas 1: Matematica Recreativa, Resolucion De Problemas, Mecanizaciones/ Recreational Math, Problem Solving, Routine (Spanish Edition) by Alicia Guadalupe Martinez Sanchez, 20040709
 Problemario escolar Trillas 4/ Educational Problems Trillas 4: Matematica Recreativa, Resolucion De Problemas, Mecanizaciones/ Recreational Math, Problem Solving, Routine (Spanish Edition) by Alicia Guadalupe Martinez Sanchez, 20040806
 Problemario escolar Trillas 2/ Educational Problems Trillas 2: Matematica Recreativa, Resolucion De Problemas, Mecanizaciones/ Recreational Math, Problem Solving, Routine (Spanish Edition) by Alicia Guadalupe Martinez Sanchez, 20040713
 Problemario escolar Trillas 3/ Educational Problems Trillas 3: Matematica Recreativa, Resolucion De Problemas, Mecanizaciones/ Recreational Math, Problem Solving, Routine (Spanish Edition) by Alicia Guadalupe Martinez Sanchez, 20040713
 Bibliography of Recreational Math 4ed Vo by William Schaaf, 1970
 Bibliography of Recreational Math 4TH Edition Vo by William Schaaf, 1970
 Bibliography of Recreational Math Volume 3 by William Schaaf, 1973
 Bibliography of Recreational Math Volume 2 by SchaafWilliam, 1970
 Games, devices and recreational math for upper grades by Lavona Walden McKelvy, 1955
 Smarts Game Booklet: Elementary Math: SelfMotivational and Recreational Teaching Strategies by Lauretta Buchanan, 199810
 Math can be fun: A collection of recreational mathematics material by Louis Grant Brandes, 1956
 Summer camps: a fun way to reinforce math skills.(Report): An article from: Journal of Instructional Psychology by Mercedes Tichenor, Joan Plavchan, 20100301
 Journal of Recreational Mathematics (Volume 29, Number 2 1998)
 You Failed Your Math Test, Comrade Einstein: Adventures and Misadventures of Young Mathematicians, Or Test Your Skills in Almost Recreational Mathematics
