you can use your pen or your finger as a stylus.
Yes there are quite a few that the stylus is completely optional.
The Nintendo DS lite is smaller and lighter then the ordinary DS it also has adjustable backlight and a thicker stylus.
The Nintendo DS Lite stylus typically measures approximately 3.5 inches (about 8.9 cm) in length. Its diameter is around 0.1 inches (about 0.25 cm). The stylus is designed to be compact and easily stored within the DS Lite console for convenience.
Nintendo offers a "Nintendo Ds Lite 5 in 1 Combo Nintendo Lite Ds Case" for your Nintendo DS. The case can hold the Nintendo DS console, and has a compartment inside that you can put NDS cartridges, GBA SP cartridges, and stylus etc.
Stylus is a pen-like material that is used for tapping screeens of touchscreen technologies like Nintendo DS.
You can simply get them from a game store or of the Internet
yes
For touching or writing on the touch screen.
There are no controllers for the Nintendo Ds system the unit itself has a built in controller and touch pad with stylus.
no, the 3ds stylus is different build from the ds stylus so the ds stylus cannot fit into the 3ds.
Use a stylus, not your fingers.
That's easy! If it's on nintendo DS, then take your stylus out and touch the notebook icon at the top right corner of the DS. Then, type in Map. And there you have it! :)