Fairfield High's AP Calculus Page 
An informal page with a general description of calculus. Included are an advanced placement practice test, math quizzes, and a biography section on famous mathematicians.
http://www.geocities.com/CapeCanaveral/Lab/2619/AP Calculus at Batesville High School 
Readiness for calculus review quizzes covering functions, graphing, trigonometry, and precalculus.
http://www.batesville.k12.in.us/physics/calcnet/
Calculus-Help.com 
Features a new practice calculus problem every week with complete solutions. Includes an archive of prior weeks' problems and solutions.
http://www.calculus-help.com/
Math Forum 
Includes questions and answers from the Ask Dr. Math archives. Also contains other links relevant to high school mathematics.
http://mathforum.org/library/drmath/sets/high_calculus.html
Elementary Mathematics Tutorials Geared Toward Biologists 
Covers functions, applications, derivatives and integration. [In PDF format]
http://www.ajstacey.co.uk/maths/
Sketching Graphs 
Examples of functions, transformations and relations.
http://www.geocities.com/hirak_99/articles/sketching_graphs.pdf
Calculus Primer 
Explains the derivative and integral formulas by using approximation methods with chart illustrations. Page includes an introduction to some basic formulas.
http://www.1728.com/calcprim.htm
Calculus Survival Guide 
Offers helpful tips on taking tests and keeping up with the class. Geared toward university students, but also applies to high school.
http://galileo.math.siu.edu/~msulliva/Courses/150/S06/survival.html
Calculus Bible 
Overview of differentiation and integration concepts by G. S. Gill.
http://www.math.byu.edu/Math/CalculusBible/Text/pdfbook.pdf
Mr. Calculus 
"Mr. Calculus is available to give you hints on your calculus/mathematics questions." Contains links to AP resources, tables for derivatives, logarithms, exponentials, convergence tests for infinite series, and sequence limits.
http://homepages.roadrunner.com/askmrcalculus/
Calculus Preparation 
Features general information of what calculus is and how it is applied. Includes a discussion of what kind of math background is needed to take college level calculus.
http://cs.smu.ca/apics/calculus/welcome.php
Advice for Calculus Students 
Advice provided by calculus students, at the end of the semester, for future beginning calculus students.
http://shell.cas.usf.edu/~mccolm/pedagogy/CalcAdvice.html