Before trading with money it’s always a good idea to practice first. Here is a nice article to read.
A stock market simulator is a program or application that attempts to reproduce or duplicate some or all features of a live stock market on a computer so that a player may practice trading stocks without financial risk. Paper trading (sometimes also called “virtual stock trading”) is a simulated trading process in which would-be investors can ‘practice’ investing without committing real money.
This is done by the manipulation of imaginary money and investment positions that behave in a manner similar to the real markets. Before the widespread use of online trading for the general public, paper trading was considered too difficult by many new investors. Now that computers do most of the calculations, new investors can practice making (or losing) fortunes time and time again before actually committing financially. Investors also use paper trading to test new and different investment strategies. Stock market games are often used for educational purposes. Read More…http://en.wikipedia.org/wiki/Stock_market_simulator