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Secret agent Y.O.U. : the official guide to secret codes, disguises, surveillance and more /
by Becker, Helaine,
Publication:
Toronto : Maple Tree Press, 2006
. 64 p. :
, Includes index.
25 cm.
Date:2006
Availability:
Copies available:
(1),
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Mother Goose unplucked : crazy comics, zany activities, nutty facts, & other twisted takes on childhood favorites /
by Becker, Helaine.
Publication:
Toronto, Ontario : Maple Tree Press, Inc., 2007
. 160 p. :
, "Seriously cracked"--Cover.
19 cm.
Date:2007
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(1),
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Science on the loose : amazing activities and science facts you'll never believe /
by Becker, Helaine,
Publication:
Toronto : Maple Tree Press, 2008
. 64 p. :
, Includes index.
21 x 25 cm.
Date:2008
Availability:
Copies available:
(1),
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