>Give a book that would make your mother feel that you really love her and make her feel that she is being appreciated by you.
>A books that would make she feels stronger when she's having a hard time in work or raising you.
>A book dedicating about how you will paid all her efforts and things that will make her understand about some bad things you have ever did and how u didnt mean to hurt her.
p/s : put some jokes in the introduction to make your writing interesting.
examples : -mom always told me that you are actually adopted from the orphan when you was a child. oh okay, just kidding!