The Bookshelf is a growing collection of biomedical books that can be searched directly by typing a concept into the textbox above and selecting "Go". (Description from the website) To learn how to use the bookshelf, please visit the website: http://www.ncbi.nlm.nih.gov/entrez/query/Books.live/Help/bookhelp.html This collection of books is expanding, and can be helpful for both faculty and students. Instead of reading through the textbooks, one can type in key words in this search engine to get related text description as well as related figures. This website can also be used as a reliable bio-dictionary. Students can type in a terminology and get explanations from various levels.