| Science Is: A Source Book of Fascinating Facts, Projects and Activities. Rev. ed. |
Bosak, Susan V.
|
1991 |
Scholastic Canada
|
| The Beginnings of Canadian Meteorology |
Thomas, Morley.
|
1991 |
ECW Press
|
| Galileo: Pioneer Scientist |
Drake, Stillman.
|
1990 |
University of Toronto Press
|
