WebQuests have been around for awhile, thus it might be in your best interest to look for some to use before creating your own:
-Sound advice on adapting and enhancing existing WebQuests
-Searchable WebQuest database
-A Rubric for Evaluating WebQuests
-Justin Crawford's WebQuest Bookmark Stack
-Lee Summit WebQuest Resources Page
Communication Arts
eMints WebQuests
Romeo and Juliet by Justin Crawford
The Odyssey by Justin Crawford
News Bias
Law and Ethics in the Press
Robert Frost
Romeo and Juliet by Justin Crawford
The Odyssey by Justin Crawford
News Bias
Law and Ethics in the Press
Robert Frost
Math
eMints WebQuests
Buying a New Vehicle
Budget a Vacation
Pythagorean Theorem
Slope
Polynomials
Solving Systems of Equations
Multiplying Binomials
Buying a New Vehicle
Budget a Vacation
Pythagorean Theorem
Slope
Polynomials
Solving Systems of Equations
Multiplying Binomials
Science
eMints WebQuests
The Human Body
A Journey Inside the Cell
Matter Really Matters
Integumentary System
Oxy-Hemoglobin Dissociation Curve
Acids and Bases
Elements
The Human Body
A Journey Inside the Cell
Matter Really Matters
Integumentary System
Oxy-Hemoglobin Dissociation Curve
Acids and Bases
Elements
Social Studies
Genocide WebQuest
All Men Created Equal?
News Bias
Rome and the Modern World
Law and Ethics in the Press
Julius Caesar
Federalists vs. Anti-Federalists
Musical Time Machine
Ancient Egypt
The Twenties
World Religions
The Story Behind the Crucible
All Men Created Equal?
News Bias
Rome and the Modern World
Law and Ethics in the Press
Julius Caesar
Federalists vs. Anti-Federalists
Musical Time Machine
Ancient Egypt
The Twenties
World Religions
The Story Behind the Crucible