น่าสนใจดีค่ะ เพราะมีหลายเรื่องราวให้เราได้เรียนรู้  เข้าไปที่นี่ค่ะ
http://www.advantageedu.com/blog/2008/100-useful-free-web-tools-for-lifelong-learners/
สำหรับบรรณารักษ์งานบริการคงชอบส่วนที่เป็น Books and open Texts  เลยขออนุญาตตัดปะมาให้ดูกันค่ะ
Books and Open Text
Read books online for free, access hard-to-find historical texts, and organize your research with these tools.

1. Internet History Sourcebooks Project: Look up historical texts without messy advertising on this site.
2. ManyBooks.net: This smart site has books that can be viewed on your iPod, PDA or eBook reader, from poetry to romance to biographies.
3. Project Gutenberg: Access free ebooks on this site.
4. Internet Text Archive: This open source site has books in American, Canadian and universal libraries.
5. Google Book Search: View entire books on this site, including non-fiction reference guides, literature, fantasy, poetry and more.
6. The Online Books Page: The University of Pennsylvania’s book page provides listings for over 30,000 books, including author information and special lists for prize-winners, women authors and more.
7. Authorama: This public domain books site publishes free books categorized alphabetically by author last name.