How Does It Work. Band 09/Gold, Paperback/Sylvia Karavis

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. Publisher: HarperCollins Publishers Author(s): Sylvia Karavis Number of pages: 24 Collection: Collins Big Cat Publication date: 2005 Dimensions: 216 x 174 x 3 Cover type: Paperback / softback