Stay Puft Marshmallow Man The Marshmallow Man from Ghostbusters could make 300 million s'mores Thom Dunn

recreational math My trip through the Starmaze: a world in the 9th dimension Jane Frauenfelder

recreational math The wonders of the isochronous curve Mark Frauenfelder

recreational math 42 was the last remaining number below 100 which could not be expressed as the sum of three cubes – until now Mark Frauenfelder

recreational math This trig problem kept me up too late last night Mark Frauenfelder

recreational math A mathematician explores the cat-and-mouse problem Mark Frauenfelder

recreational math Three interesting infinite series Mark Frauenfelder

recreational math Professor Stewart's Incredible Numbers is a delightful book of recreational math Mark Frauenfelder