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Magnets and batteries /
by Evans, David,
Publication:
Richmond Hill, Ont. : Scholastic Canada, 1993
, Includes index.
Date:1993
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(1),
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Experiment With Magnetism And Electricity /
by Whalley, Margaret.
Publication:
Richmond Hill, Ont. : Scholastic Canada, 1992
. 31 p. :
, Includes index.
27 cm.
Date:1992
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(1),
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