Lexington Public Schools Libraries


How Do I Know If I've Found

Good Information, in Print or on the Web?

A Guide to Evaluating Information for Middle School Students


To evaluate a resource you must think about how much the author knows about the subject. Here are some clues to help you answer that question:
 
1. Has the author signed the work?
 

 

 
2. Is it dated?
 

 

 
3. Is there a bibliography?
 

 

 
4. Did you find another author saying something similar?
 

 

 
5. Does the author leave out important information that you found in other sources?
 

 

 
6. Are there new discoveries in the field? If, so does the author know about them?
 

 

 
7. If the source is on World Wide Web:

 


You should also ask yourself whether the information the author gives you makes sense. Here are some clues that help you decide:

 

1. Does the author provide some evidence to support his or her ideas?
 

 

 
2. Does he or she use words that may mean more than their strict definitions? Words such as "vigilante," stonewalled," and "reactionary" carry emotional meanings.
 

 

 
3. Does the author use absolute words like "always" and "never," or superlatives like "the best" or "the worst"? These should always raise questions.
 

 

 
4. Is the argument logical?
 

 

 
5. Is critical information left out?
 

 

 
6. If the source is on the World Wide Web, what are the last three letters of the URL address?
Note that these are just guidelines. Some college and university sites are not good, and some business sites are excellent.

 

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Please report suggestions, additions, and notice of obsolete links to the Library Media Center Staff. Date Last Modified: 10/10/00


Copyright Notice: This text, all Internet site annotations, and library logo copyright 1996, 1997, by the Department of Libraries and Information Technologies, Lexington Public Schools, Lexington, Massachusetts. Portions of this text adapted from Evaluating Sources Skillfully by Robert Schwartz (Addison Wesley Publishing Co., 1987), Classroom Connect, (Sept. 1996) and Horace's Hope by Theodore Sizer (Houghton Mifflin, 1996). Permission granted to print this page for non-commercial purposes only in its entirety.

This page was developed during the summer of 1997, supported by a Lexington Education Foundation grant to the Lexington Public School's Department of Libraries and Information Technologies. Authors and developers were Linda Corbett, Library Media Specialist, Fiske Elementary School; Margaret Donovan, Library Media Specialist, Lexington High School and Web Manager; Susan Lum, Library Media Specialist, Lexington High School; Martha Stanton, Coordinator, Libraries and Information Technologies; and Caryn Werlin, Library Media Specialist, Bridge Elementary School.