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Vendor: Gill Matthews
How Does It Work: Band 09/Gold
How does a yo-yo climb back up its string? Why does a boomerang come back to you? And how does a kaleidoscope work? These and other mind-bending questions are answered in this explanation text about how toys work. Gold/Band 9 fiction books offer developing...- $9.99
$9.99- $9.99
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