Neednto change my Appleid on old iPad

[sunny day]

I got a new iPad and gave my old one to my husband. I set up an AppleId for him but can't figure out how to change it so he can download his own apps. I know this question has been answered before but so far I can't find it.

 

[J. A.42]

I think what you need to know, you'll find here:
http://www.ipadforums.net/ipad-help/101880-switching-ipads.html