1. 01. English Non Fiction Night and day / by Ripley, Catherine, Publication: Toronto : Greey de Pencier Books, 1985 . [24] p. : 21 cm. Date:1985 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 Why does popcorn pop? and other kitchen questions / by Ripley, Catherine, Publication: Toronto : Greey de Pencier Books, 1997 . [32] p. : , "Owl Books"--T.p. verso. 26 cm. Date:1997 Availability: Copies available: (1), Actions:
4. 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:
5. 01. English Non Fiction Why is soap so slippery? and other bathtime questions / by Ripley, Catherine, Publication: Toronto : Owl Books, 1995 . [32] p. : 26 cm. Date:1995 Availability: Copies available: (1), Actions:
6. 01. English Non Fiction Do the doors open by magic? : and other supermarket questions / by Ripley, Catherine, Publication: Toronto : Owl Books, 1995 . [32] p. : 26 cm. Date:1995 Availability: Copies available: (1), Actions: