Teen, or teenager, is the fourth life stage of a Sim in The Sims 2, The Sims Stories, and The Sims 3, and the fourth life stage (if the Toddlers update is installed) in The Sims 4.
Some are useful for practical jokes, bringing imaginary friends to life, to making a quick escape.
You can gain skill with this chemistry table alone, and there is a new logic skill challenge that makes the potions cheaper to produce.
Before it was delayed, it was originally to be released only on Windows but after the delay, it is available on both Windows (Windows 98-7) and Mac OS X, which makes this the first time EA released The Sims on both Windows and Mac OS X (EA only made the Windows version of The Sims, The Sims 2 and The Sims Stories; Mac versions were made by Aspyr Media). The preview only lasts about one minute, and has poor resolution.
In The Sims 2: Free Time, a computer is delivered by Mr. The Sims 3 official site also reveals that players now have greater customization options.
This Guide to the new features brought by this expansion will give you a summary of what's new and link you to in-depth articles for the most important gameplay elements.