Math Playground http://www.mathplayground.com
Grades K-6 a five star
rating.Math Playground is an action-packed educational site for
elementary and middle school students. Practice your math skills, play
a logic game, and have some fun
Ask Dr. Math http://mathforum.org/dr.math
A question and answer
service for math students and their teachers. A separate archive is
available by grade level and topic as well as summaries of frequently
asked questions. Click on FAQ to find links to math history and math
reference.
Measure 4 Measure
A site for calculating and converting anything. Scrool down on the page
to find links to sciece and math tables, health, finance, and a section
entitled " a measure of everything else"containing calculation tables
for everyday use.
Nova Roma: Roman Numeral Conversion
type ina number up to 4,000
and click to covert it to a Roman numeral, or type in the Roman numeral
and convert into Arabic numbers.