DK makes lots of great books and now they also have a website: http://www.dkfindout.com/
Check it out.
From the website:
Get on the learning curve with DK Findout!. We’re creating the ultimate teaching tool for you and your students. DK Findout! will feature:
- Easy-to-access, authoritative DK content
- Subject-based, curriculum-linked articles to support classroom learning and teaching
- Up-to-date resources and ideas for projects and homework