When you say free slot machines, you are basically talking about slot machines that can be found online. These are virtual machines that imitate their real counterparts which you can find in many casinos worldwide and these can be played for fun without the risk of you spending any money on them. When you play that are free, you are simply going through the motions of the game without really betting anything except the virtual money that the game gives you at the start. These free games may entice you to play with real money on other slot machines that are online but until then, you can simply enjoy trying to win the jackpot on these virtual slot machines without spending a single dime.How do you play and what are the mechanics behind this game? While most people already know how to play slot machines and know what happens when you do play these machines, here is an explanation for those who do not know how slot machines work. Whether you play these machines online or in real life, for free or with real money, the main objective is to get certain patterns to appear on your machine for you to win. Before you ask about the patterns that you need to get to win on a slot machine, you should start first with how you can start playing.When you start playing free slot machines online, you are usually given a certain amount of virtual money to play with. You are then asked to choose machine to play and these machines need to be fed money to work. The machines you can choose from have certain money amounts that you need to put into it to make them run. For example, in a line-up of slot machines on one site, you will find that there are machines that require you to feed it quarters and others that will only run on one dollar bets. You will need to feed the machine between one to five coins or one to three coins, depending on how many paylines it has. After you have fed the machine the appropriate coins and your choice number of coins, you will then need to pull the lever or press the spin button to get the reels to spin.To win on free slot machines, you will usually need to get certain reel icons to form a straight line. There are some icons that are not part of a winning line but are there to make winning a bit more difficult or challenging. Some of these machines allow you to win only when you get certain icons in a straight horizontal line while others allow you to win on diagonal paylines. Others even allow you to win certain amounts of money on certain patterns like X patterns or diamond patterns. Most of these slot machines give you a small number of coins for cherries that appear anywhere on the reels that have stopped.