A+ Math - Interactive Math Games
Interactive Math games, homework helper, plus printables -- flashcards and worksheets.
ALA Best Math Links
Math web sites for Preschoolers through Year 8 (they say Middle School) from the American Library Association. Sites also listed for teachers and parents.
Bruce Presley's Math Links
Mr. Bruce Presley has retired from teaching but still has this site available for students, teachers, parents with links to many math site primarily for primary-aged kids. Some really excellent sites listed here!
Convert It
Convert and calculate various types of measurement, currency, time zones...more.
Cybrarian Math
"The main purpose of Cybrarian web site is to supply child-friendly sites for kids in grades three through eight on a variety of curriculum oriented subjects."
K - College Math Topics & Best Sites
Drexel University web site - they state there collections represent only what they believe are the best Internet resources for each math topic.
KidsBank
"KidsBank...a fun place for children to learn about money and banking."
The MegaPenny Project
So, what would a million pennies look like? a billion? a trillion?
Mrs. Glosser's Math Goodies
"Math Goodies is a free educational web site with more than 400 pages of free math activities and resources. The award-winning site is visited daily by teachers from across the U.S. and from around the world." Their is also a section for students and one for parents.