The Tro-Vell Learning Maze

http://www.socialresearchmethods.net/tutorial/Levell/mazeintr.htm

This tutorial, created by a graduate student at Cornell University, is designed to help students understand the meaning of reliability. It presents a Reliability Test-Maze that consists of 10 true-false questions. Try this creative and challenging task.

The NEP and Measurement Validity

http://www.socialresearchmethods.net/tutorial/Pelstrng/validity.htm

Lisa Pelstring, a graduate student at Cornell University, designed this tutorial on measurement validity. It reviews construct validity, face validity, and predictive validity in the context of an actual measurement scale.