knowledge+ is a vast resource of information found around in the mathematical, scientific, business, political, media, and english realms. With knowledge+ you simply input a query and you can find information on just about every information in the world. The database entails knowledge from algebraic equations, political information, census information, stock information, chemical information, the periodic table, sports trivia, and almost anything you can possibly think of.

Here is just some of the many many features from the database:
-Statistics & Data Analysis
-Physics
-Chemistry
-Materials
-Engineering
-Astronomy
-Earth Sciences
-Life Sciences
-Computational Sciences
-Units & Measures
-Dates & Times
-Weather
-Places & Geography
-People & History
-Culture & Media
-Music
-Words & Linguistics
-Sports & Games
-Colors
-Shopping
-Money & Finance
-Socioeconomic Data
-Health & Medicine
-Food & Nutrition
-Education
-Organizations
-Transportation
-Technological World
-Web & Computer Systems

Here is a list of a few of the mathematics functions:
Conversions »
Plotting »
Elementary Mathematics »
Algebra »
Calculus & Analysis »
Derivatives »
Geometry »
Number Theory »
Discrete Mathematics »
Applied Mathematics »
Logic & Set Theory »
Mathematical Functions »
Advanced Mathematics »
Mathematical Definitions »
Famous Math Problems »