Yes you can.
no you cannot but they are very similar
A charger.
Yes it does, trust me.
Yessiree.
You dont there is non you change the batteries. And I have a game boy advance my self.
you could use a car charger if you happen to have one, otherwise there are no other ways to change it :'(
eBay
eBay,amazon
There is no charger back then so it uses batterys
buy a new one
You can find a wall adapter/charger for your Game Boy Advance at many online stores. Three of these include www.amazon.com, www.toysrus.com, and www.bestbuy.com.
A crystal and a lay line