When you need the facts, turn to the 2009 Britannica Ultimate Reference DVD for trusted information written by Nobel laureates, historians, curators, professors, and other noted authorities. From the youngest student to the curious adult to the most advanced researcher, users of every level will find what they need. Three age-appropriate encyclopedias; interactive tutorials in math, science, social studies, and other subjects; homework help; and other essential learning tools make it the most complete reference source available.

What's New for 2009
• Britannica Biographies: World Leaders
• A-Z QuickSearch
• Book of the Year Articles
• Spanish & English Translation Dictionary
• Interactive Tutorials—math, science, & more

What you can expect to find:
• 103,252 articles/58,051,941 words
• 74,208 — Encyclop?dia Britannica
• 15,814 — Britannica Student Encyclopedia
• 2,656 — Britannica Elementary Encyclopedia
• 79 — Britannica Classics
• 10,495 — Britannica Book of the Year (1993-2007)
• 29,664 photos, illustrations, tables and special comps
• 2,618 maps
• 495 video clips
• 715 sound clips
• 171 animations and Shockwave
• 291 World Data Profiles
• 1,098 Daily Content
• 166,000 Web links
• 275,00 Merriam-Webster's Collegiate Dictionary & Thesaurus entries
• 130,000 Merriam-Webster's Student Dictionary & Thesaurus entries
• 7,217 indexed timeline entries
• 4,178 — Encyclop?dia Britannica
• 2,568 — Britannica Student Encyclopedia
• 471 — Britannica Elementary Encyclopedia
• Online Learning Games and Activities

Download Encyclopaedia Britannica 2009 Ultimate Edition DVD ISO