Check out these links for more information about the Marshmallow Challenge:
http://www.ignitermedia.com/products/1350-the-marshmallow-test
http://www.ted.com/talks/joachim_de_posada_says_don_t_eat_the_marshmallow_yet.html
http://en.wikipedia.org/wiki/Stanford_marshmallow_experiment
http://www.ignitermedia.com/products/1350-the-marshmallow-test
http://www.ted.com/talks/joachim_de_posada_says_don_t_eat_the_marshmallow_yet.html
http://en.wikipedia.org/wiki/Stanford_marshmallow_experiment