(Other lists of links: Algebra, Geometry, Intermediate Algebra, Pre-Calculus.)
Here are some websites that can help you if you have difficulty with some of the topics in Pre-Algebra, or if you just want to explore and learn more.
KHAN
ACADEMY (Online videos of various math topics, various levels;
EXCELLENT site)
PUBLISHER'S VIDEOS
(These videos go with a
different textbook, but are very useful to anyone needing to
learn or review PreAlgebra)
Math.com Pre-Algebra (very good site)
Tutorials.net
(Some worked-out problems from our textbook)
Pre-Algebra - Math for Morons Like Us
Purplemath (see "Preliminary" and some "Beginning Algebra" topics)
Fun Math Lessons (mainly pre-algebra topics)
Self-instructional Mathematics Tutorials (see "Review of Math Skills..." near bottom
of page)
Pre-Algebra Help (start
part-way down the page)
Absurd Math ("Pre-algebra from another dimension;" an on-line game)