By:
Parker, Steve, 1952- Parr, David.
Publication Date:
1993 1986
Format:
Books
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Bosak, Susan V. Youth Science Foundation (Canada)
Publication Date:
1986
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Books
By:
Corbeil, Jean-Claude
Publication Date:
1986
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Books
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Spooner, Alan.
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1985
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Books
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Ontario Science Centre.
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1984
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Books
By:
Whitehead, Ruth Holmes. McGee, Harold. Kaulbach, Kathy R. (Kathy Rose), 1955-
Publication Date:
1983
Format:
Books
Publication Date:
1983
Format:
Books
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