The circular buttons are the game controls, AB XY, what they do exactly is down to the specific game.
Yes. :p.
There is no 'internet button'. Wifi swtiches on and off when needed.
Nothing.
You can record video from the Nintendo 3DS Camera application by tapping the video camera button on the top of the touch screen, next to the "R - Shoot" button.
You can instantly turn your 3DS off by holding the power button for 3 seconds.
The dash button, for Super Mario 3d Land, is the Y button. For any other game I am not sure.
no it dos not have it it does not does do that but the Nintendo 3ds do
Yes it is by the start button hope it helped
theres a button in the middle of the start and select, press it.
hold down the power button for 5 seconds
you get close to your opponent and press your attack button (normally the L button) rapidly
The 3DS has the same buttons as a DSi (A, B, X, Y, L, R, Select, Start, the + Control Pad, and the Power button), as well as a HOME button in the bottom-middle of the system, which has a similar function to the Wii's HOME button. And also an analog stick