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Ages 7-10; 192 pages
Scholastic
ISBN: 978-0-545-17532-6
HC
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Ages 710;
176 pages
The Blue Sky Press/
Scholastic
ISBN 0-439-37613-0
Scholastic
ISBN: 0-439-37614-9
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8 1/2 Anniversary Edition
Ages: 7-10; Pages 128 + CD
ISBN: 0-439-75668-5
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Ages 710; 176 pages
The Blue Sky Press/Scholastic
ISBN 0-439-37611-4
Scholastic
ISBN: 0-439-37612-2
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Ages 710; 176 pages
The Blue Sky Press/Scholastic
ISBN 0-439-37609-2
Scholastic
ISBN: 0-439-37610-6
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Ages 710; 96 pages
The Blue Sky Press/Scholastic
ISBN 0-439-37608-4
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Ages 710; 128 pages
The Blue Sky Press/Scholastic; (HC)
ISBN 0-439-37605-X
Scholastic; (PB)
ISBN 0-439-37606-8
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Ages 710; 176 pages
The Blue Sky Press/Scholastic; (HC)
ISBN 0-439-04999-7
Scholastic; (PB)
ISBN 0-439-05000-6
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Ages 710; 96+ pages
The Blue Sky Press/Scholastic
Scholastic;
ISBN 0-439-26761-7
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Ages 710; 160 pages
The Blue Sky Press/Scholastic; (HC)
ISBN 0-439-04997
Scholastic; (PB)
ISBN 0-439-04998-9
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Ages 710; 144 pages
The Blue Sky Press/Scholastic; (HC)
ISBN 0-439-04995-4
Scholastic; (PB)
ISBN 0-439-04996-2
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Ages 710; 144 pages
The Blue Sky Press/Scholastic; (HC)
ISBN 0-590-63136-5
Scholastic; (PB)
ISBN 0-590-63427-5
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Ages 710; 128 pages
The Blue Sky Press/Scholastic; (HC)
ISBN 0-590-84627-2
Scholastic; (PB)
ISBN 0-590-84628-0
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