Algebra and Graphing: TI-89 Calculator Tutor: Vol 1

If bigger is better, this black-on-black watch by Diesel is the best. Black leather strap and oversized round stainless steel case, 58x52mm. Black chronograph dial features silver tone numerals, stick indices, minute track, three subdials, luminous hands and logo. Quartz movement. Water resistant to 50 meters. Two-year limited warranty.

With printed accents, this brightly colored watch from Marc by Marc Jacobs features darling style.

Operation Daybreak DVD