There are a lot of online sites that offer math worksheets for third graders. One good one is www.homeschoolmath.net/worksheets/grade_3.php This one seems helpful.
There may not be live math tutors available to help your son online when he needs it, but there are plenty of math help sites scattered throughout the internet.
math expo suckd
There are several websites that you can use to get help with math problems. Some of those sites are wwww.webmath.com and www.mathway.com.
They do if they are good and don'y if they are not.
See some related links below:
pi... yum (use sign for pi)
Yes, like me when I was in fourth grade
If you are looking for a local tutor, then teacher.com can help you find someone to tutor your child. But if you are looking for websites to help with math homework, then sites like webmath.com, homeworkhelp.com and purplemath.com can assist your child. These are a few of the many sites online that can help in your search.
Some of the good math-answer sites include WebMath, Purple Math, mathworld, mathonweb, sparknotes.com, and many others.
multiplication and division problems like: 10x14, 30x7, and for your good math students maybe: 72x61, or 92x31
Some sites to use for Math help are jumpstart dot com and math help dot com.