Check it out! Who knew that math could be so much fun? http://www.coolmath4kids.com/
It just keeps getting better! They even have a homework helper! http://www.aplusmath.com/
This is another great one for interactive games. Check out the HELP button when you are in an activity and having some questions. It highlights what you need to focus on! Really cool!! http://www.tv411.org/math/
WOW! This site is chock full of stuff. Have fun exploring the site and while you're at it, DO THE MATH! :) http://nces.ed.gov/nceskids/eyk/index.asp?flash=true
The following link is specifically for the stem-and-leaf plot. Try it out if you want additional practice. http://www.wisc-online.com/objects/index_tj.asp?objid=TMH1101
The following link takes you to FUNBRAIN.COM and a game specifically about place value. You pick the level of difficulty. By the way, just because you get things wrong, keep plugging away! Mastery only comes from practice. http://www.funbrain.com/tens/index.html
This link takes you to the website for the Circle 0 game. Once on the homepage, click under grades 6-8 and scroll through the games. ENJOY! http://www.nlvm.usu.edu/
OK. So this is a new one. Once you are on the homepage, click on Math Games which is listed on the left-hand side. From there, there are several games which you can play. Be sure to use a calculator and practice with it. http://www.mathplayground.com/
How good at Venn Diagrams are you? Test yourself with this interactive Venn Diagram. Have fun! http://www.shodor.org/interactivate/activities/VennDiagrams/?version=1.6.0_13&browser=MSIE&vendor=Sun_Microsystems_Inc.
This webpage provides problems which you will need to do with paper/pencil. Then you can check your answers and get an visual to see if you did it correctly. Nice practice, but NOT interactive. http://www.regentsprep.org/Regents/math/venn/PracVenn.htm