1. 03. English Easy Reading Number mysteries / by Hayes, Cyril. Publication: Burlington, Ont. : Hayes Pub. Co., 1987 . 32 p. : , "CHP books". 21 cm. Date:1987 Availability: Copies available: (1), Actions:
2. 01. English Non Fiction 101 math jokes / by O'Connor, Erin, Publication: Toronto : Scholastic Canada, 2011 . 93 p. : 20 cm. Date:2011 Availability: Copies available: (1), Actions: