Search engine specializing in a question answering system. It has been compiling a database of information from which it can pull answers to some of the most frequently asked questions.
Alphabetical index is also available.
Includes links to all subjects. It features a reference desk, college information, and subject guides for English, mathematics, social studies, and science. This is the online version of Information Please Almanac, and biography database and the Columbia Encyclopedia. The digital library for K-12 students. Arranged by subject and updated weekly.