Spy, spy again : true tales of failed espionage /Author: Holdcroft, Tina.
Publisher: Toronto ; Annick Press,
Date: c2011. This title can be found in 3 Iowa libraries.
Hidden treasure : amazing stories of discovery /Author: Holdcroft, Tina
Publisher: Buffalo, NY : New York : Distributed in the U.S.A. by Firefly Books, Buffalo, NY : Distributed in the U.S.A. by Firefly Books,
Date: c2003. This title can be found in 1 Iowa libraries.
Hidden treasure : amazing stories of discovery /Author: Holdcroft, Tina.
Publisher: Toronto : Annick Press,
Date: 2003. This title can be found in 2 Iowa libraries.
Hidden worlds : amazing tunnel stories /Author: Pearson, Debora.
Publisher: Toronto : Annick Press,
Date: c2002. This title can be found in 1 Iowa libraries.
Make amazing toy and game gadgets /Author: Pinchuk, Amy.
Publisher: [New York, N.Y.] : HarperCollinsPublishers,
Date: 2001. This title can be found in 4 Iowa libraries.
Make amazing toy and game gadgets /Author: Pinchuk, Amy.
Publisher: [New York, N.Y.] : HarperTrophy,
Date: 2001. This title can be found in 2 Iowa libraries.
Building a solitaire game and a peg board /Author: Ainsworth, Ken,
Publisher: Toronto : Annick Press,
Date: c1998. This title can be found in 1 Iowa libraries.
Building a shelf and a bike rack /Author: Ainsworth, Ken,
Publisher: Willowdale, Ont. : Distributed by Firefly Books, Willowdale, Ont. : Distributed by Firefly Books,
Date: c1998. This title can be found in 1 Iowa libraries.
Discover bones : explore the science of skeletons /Author: Grant, Lesley.
Publisher: Reading, Mass. : Addison-Wesley Pub. Co.,
Date: c1991 This title can be found in 4 Iowa libraries.
Magic mud and other great experiments /Author: Penrose, Gordon.
Publisher: New York : Little Simon,
Date: [1988. This title can be found in 1 Iowa libraries.
Magic mud and other great experiments /Author: Penrose, Gordon
Publisher: New York : Little Simon,
Date: 1988. This title can be found in 1 Iowa libraries.
Magic mud and other great experiments /Author: Penrose, Gordon.
Publisher: New York : distributed in the United States by Firefly Books,
Date: 1987. This title can be found in 1 Iowa libraries.
Scienceworks : 65 experiments that introduce the fun and wonder of science /Publisher: Reading, MA : Addison-Wesley,
Date: 1986, c1984. This title can be found in 18 Iowa libraries.
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