Shelf of books this one does have many functions, in addition to functioning become shelves for our books, this rack also serves as a container Atua shelves for those items whose size is rather small as well cassette tepe, CD, DVD, dolls, small notebook , the goods that we consider important / our needs are small, etc.
To save shelf space also have a function that, with the size we can adjust and put it wherever we want at least this bookcase that we can use in our homes.