Visually inspected by owner: CD in original jewel case, no scratches. Ships fast with tracking info. Additional Details ------------------------------ Product description: An invaluable home or school supplement to classroom material, assuring an immediate impact on homework and text scores. PRO ONE SOFTWARE-Manufacture CD-ROM BOXED SET. Much like a personal tutor, PRO ONE Multimedia Geometry allows students to progress at their own pace! An intuitive interface and high resolution graphics encourage in-deoth study and learning. Topics include: INTRODUCTION TO GEOMETRY, PROOFS IN GEOMETRY, TRIANGLES CONGRUENCE, QUADRILATERALS OTHER POLYGONS, SIMILARITY, RIGHT ANGLES, AREA VOLUMES, CIRCLES, ANALYTIC GEOMETRY.