There are some cool interior home design games which could entertain you; you can play these games to learn about basic architectural plans. These plans are fairly simple to make on the computer using the applications which are available online for free. Not only can you make the plans but also build an entire home in 3d or 4d form using the virtual sketching and home remodeling model. Some games are paid versions, they allow you to learn the basis besides making the use of custom features. You can order stuff as well. In other words, interior home designs games are not limited to entertainment only,they have become a major educational cliche these days.