Whats are the differences between the Nintendo DS/ DS lite/ DSI/ DSI XL?

[Lisa]

And what games can I use on the DSI XL?

 

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DS: Big and has GBA slot
DS Lite: Smaller GBA games stick out of the bottom
DSi: DS Lite with no GBA slot and a camera
DSiXL: DSi but much bigger screen

You can play any DS game on the DSiXL