1. 01. English Non Fiction Do the doors open by magic? and other supermarket questions / by Ripley, Catherine, Publication: Toronto : Owl Books, 1995 Date:1995 Availability: Copies available: (1), Actions:
2. 01. English Non Fiction Why do stars twinkle? and other nighttime questions / by Ripley, Catherine, Publication: Toronto : OWL Books, 1996 Date:1996 Availability: Copies available: (1), Actions:
3. 01. English Non Fiction Two dozen dinosaurs : a first book of dinosaur facts, mysteries, games and fun / by Ripley, Catherine, Publication: Toronto : Greey de Pencier Books, 1991 . 32 p. : 22 x 28 cm. Date:1991 Availability: Copies available: (1), Actions:
4. 01. English Non Fiction Why? : the best ever question and answer book about nature, science and the world around you / by Ripley, Catherine, Publication: Toronto : Owlkids, 2010 . 191 p. : , Includes index. 26 cm. Date:2010 Availability: Copies available: (1), Actions:
5. 01. English Non Fiction How? : the most awesome question and answer book about nature, animals, people, places-- and you! / by Ripley, Catherine, Publication: Toronto : Owlkids Books, 2012 . 192 p. : , Includes index. 26 cm. Date:2012 Availability: Copies available: (1), Actions: