For those who haven't heard of them, you are missing out on a piece of American television history. Problem of the week - This weekly problem site will be back up and running in September when school is back in session. Until then you can check out archives of past weekly problems and try to solve them. Some of the problems are a little challenging. Flashcards for Kids - Another math flashcard program for students to practice their math skills.
Choices range from addition and subtraction up to multiplication and division.
You can adjust the level of the problems along with keeping score. For those of you who have used it before, a sequel is being planned to come out in the fall and you can get a sneak preview of it here. Monster Math is a math game to teach addition and subtraction and a few other math skills. Totally Tessellated - Just about everything you ever wanted to know about Tessellations can be found on this website. Descriptions of how to make different tessellations and what the different patterns are called can be found here.