Yes
yes
Yes!
Most Art Academy DS game cost around £15.00 but you can find some cheaper...
yes they are fully compatible (also with the dsi) (i've played together with a lite and a normal ds)
on a ds at the back it does NT ssay ds lite and on a ds lite it says ds lite
Yes you can. You can also connect DS lite to DS and DS Lite to DSi.
Yes, the DS lite can play GBA games with the second slot.
Any kind
yes
It is a Nintendo Ds Lite
get a new ds lite
It is called Ds lite because it is smaller and lighter than the first Ds :)