1. 01. English Non Fiction Link science : a hands-on approach to the environment /   Publication: Markham, Ont. : Pembroke Publishers, 1990 . 95 p. ; , Includes index. 23 cm. Date:1990 Availability: Copies available: (1), Actions:
2. 01. English Non Fiction Developing critical thinking through science book two by Eggen, Paul Publication: Pacific Grove, CA : Midwest Publications Critical Thinking Press & Software, 1990 . vii, 262 p. : 28 cm. Date:1990 Availability: Copies available: (1), Actions: