Do you have inquisitive students? Do you need to work on comparing and contrasting? Check out this site called Diffen. Your students can compare ANY two things and the website will spit out information in an organized fashion like the image below:
Have your students head to: http://www.diffen.com/ and choose two things to compare. Then have them complete this Venn Diagram. Click on the image to take you to the FREEBIE. What a quick and easy technology center!