Sadly, no.
No. Airport extreme cards are for iBook G4's. iBook G3's Use Regular Airport Cards
No. It's an old g3 processor
In order to use wi-fi with an iBook Clamshell, you need an Air Port card. It needs to be the old type.
iBook G3's Use PC133 Memory. iBooks only have one slot.
To play YouTube videos on an Apple iBook you need to go to the YouTube website, locate the video you want to watch and click the play button. If the iBook is very old (a G3 model) it may not be able to play the videos.
The G3 iBook (M6497) had the option of adding the AirPort wireless card. An individual G3 iBook today would need to be checked to see if the AirPort card is present.
The difference is the keyboard, processor ( the fastest G3 is 900 MHz - G4 is 1.42 GHz) , memory (g3 can have up to 640mb - g4 1.5gb
No. The iBook G4 uses opaque white plastic, rather than the clear white plastic with white undercoating like the iBook G3, so its appearance is quite different.
Apple iBook G3, 1999
Replacement power adapters for the iBook G3 ClamShell (M24353) are widely available. (See links below).
The G3 (700MHz) iBook was introduced in mid 2002 and was discontinued at the end of 2003 to be replaced with the G4 iBooks.