64 laboratory lessons on a Compact Disc in a Geometer's Sketchpad Dynamic Geometry format suitable for use in a secondary level course in Plane Geometry, including full Euclidean proofs. Students explore geometric concepts and then use their discoveries and observations to develop solutions to problems that are provided with each lab. This compact disc requires the use of the Geometer's Sketchpad, Version 4 or Version 5, a registered trademark of Key Curriculum Press. The compact disc was supported by Key Curriculum Press with a grant to the authors. The pamphlet does not contain the CD itself. Your CD will be produced when you purchase this pamphlet. In order for us to get the CD, Explorations and Discoveries in Mathematics Volume 2 to you, please email your receipt of purchase from Lulu.com, Amazon or any other retailer to [email protected] and [email protected]. The receipt of purchase will contain your complete address. Your CD will be mailed to you upon receiving of your receipt of purchase.