No but it will be for 3DS next year
Not for the DS, but the next handheld game after Spirit Tracks is A Link Between Worlds, which is for the 3DS.
There are two main types of Nintendo DS devices: the original DS and the DS Lite. The original DS was followed by the DSi, DSi XL, and the 3DS family, which includes the 3DS, 3DS XL, 2DS, New 3DS, New 3DS XL, and New 2DS XL.
you cant use the 3DS charger for the DS/DS Lite, but you can use the 3DS charger for the DSi and the same with the DSi charger, you can use it for the 3DS.
Yes. The 3DS can play DS multiplayer games with any DS.
No, the Nintendo DS lite cannot play 3DS games.
Yes, the Nintendo 3DS (as well as the 3DS XL and 2dS) has its own 3DS games that will not work for the Nintendo DS, Nintendo DS Lite, Nintendo DSi, and Nintendo DSi XL.
You buy ds or 3ds games and then put them in your 3ds.
The 3DS can play all DS games, including Pokemon Black/White.
Yes you can get DS codes on a Action Replay 3DS.
For touching or writing on the touch screen.
The DS lite is almost exactly the same size as the 3DS.