If you are referring to game demos then go to the e shop, scroll right until you find the button saying "game demos" or whatever.
Yes, you can. When you connect to the internet with the Nintendo 3DS, open the Nintendo eShop application. Under the category of 'Demos', you can download demos for free.
Demos are released on the Nintendo eShop and can be downloaded for free only if you have connection to the internet. An SD card is also required to store the downloaded data.
It doesn't really matter. The only difference between the two demos are different playable characters and different enemies. Other than that, the two demos are basically the same.
Yes, you can download demos for free. Also, if you qualify for the ambassador program, you can get a few free GBA games
Yes, many games are sold on the Nintendo eShop.You can purchase retail 3DS games and DSiware games. Virtual Console supports games for consoles including the NES, SNES, N64, select SEGA consoles, GB, and GBC can be purchased and played on the Nintendo 3DS XL (and 3DS/2DS models) as well.There are free demos as well as some free games that you can download from the Nintendo eShop. However, demos usually have a play limit and there are very few free to play games that can be downloaded (basically only Rusty's Baseball and Steeldiver)
The Grimmrobe Demos was created in 1999.
Transatlantic Demos was created in 1992.
Goo Demos was created in 1991.
Demos Chiang was born in 1976.
George Demos was born in 1976.
Demos Shakarian died in 1933.
Demos Shakarian was born in 1913.