Homework Spot-Math
HomeworkSpot.com is a free homework information portal that features the very best K-12 homework-related sites together with engaging editorial in one high-utility, educational spot.
ElementarySchool http://www.homeworkspot.com/elementary/math/
Middle School http://www.homeworkspot.com/middle/math/
That Quiz
Has quizzes on math for all grades.
Math Dictionary
A Maths Dictionary for Kids is an animated, interactive online math dictionary for students which explains over 600 common mathematical terms and math words in simple language.
http://www.amathsdictionaryforkids.com/
http://www.amathsdictionaryforkids.com/
Web Math
Webmath is a math-help web site that generates answers to specific math questions and problems, as entered by a user, at any particular moment. The math answers are generated and displayed real-time, at the moment a web user types in their math problem and clicks “solve.” In addition to the answers, Webmath also shows the student how to arrive at the answer.
http://www.webmath.com/
http://www.webmath.com/
Wolfram|Alpha
a “computational knowledge engine” — This site will try to find a measurable or computational answer for whatever you type in the search box at the very top.
http://www.wolframalpha.com/
http://www.wolframalpha.com/
Math Games
Games for children in 3rd grade to 5th grade.
http://resources.kaboose.com/games/math2.html?trnstl=1
http://resources.kaboose.com/games/math2.html?trnstl=1