Random House Webster's Unabridged Dictionary This 4-CD set features the most famous reference tools in an easy-to-use digital format Take a look at Webster's Unabridged Dictionary -- it has over 315,000 entries you can browse easily and efficiently Use Merriam-Websters Concise Encyclopedia -- over 2,400 maps and illustrations to increase your knowledge beyond the printed page Learn the stories behind the stories with the Merriam-Websters Encyclopedia of Literature Develop better writing and communicating skills in your child with Merriam-Websters Children's Dictionary