Plagiarism [ Mature Teens ] - College professor's tutorial explains what plagiarism is and why it is wrong, and refutes the excuses often used to try to justify it. http://www.coedu.usf.edu/~dorn/Tutorials/plagiarism/plagiarism.htm

Purdue University: Avoiding Plagiarism [ Teens/Mature Teens ] - Designed to help writers develop strategies for knowing how to avoid accidental plagiarism. Available in printer friendly html and pdf versions. http://owl.english.purdue.edu/handouts/research/r_plagiar.html

School of Education, Indiana University: How to Recognize Plagiarism [ Mature Teens ] - A tutorial with many examples, practice questions with feedback, and a test. http://www.indiana.edu/~istd/

Ten Big Myths About Copyright Explained [ Teens/Mature Teens ] - Clears up some common confusions about copyright issues. http://www.templetons.com/brad/copymyths.html

What is Plagiarism at Indiana University [ Teens/Mature Teens ] - The Indiana University definition of plagarism and an online quiz with 10 examples of student writing to judge. http://education.indiana.edu/~frick/plagiarism/index2.html