Product Description: This book deals with the mathematical properties of dimensioned quantities, such as length, mass, voltage, and viscosity. Beginning with a careful examination of how one expresses the numerical results of a measurement and uses these results in subsequent manipulations, the author rigorously constructs the notion of dimensioned numbers and discusses their algebraic structure...read more

Product Description: More than 60 easy-to-follow activities and over 150 explorations into the geometry of nature inherent in the Zome System. Designed to be used with the Zome Advanced Math Kit. 264 pages of exploration and education. Requires separate purchase of Zome Advanced Math Creator 4 kit. (view table of contents, read Amazon.com's description)