There are numerous sites that provide additional practice for any level of math. In fact, a lot of kids will already know which ones they like. Khan Academy is fairly well-known with tutorials and individualized practice if you create your own account. Try it for yourself and see if you like it!
Besides the notes and examples we will do together in class, there are many other resources on-line that you may find beneficial in reinforcing our lessons and getting even more practice. Khan Academy has been one that appears to be well-known to a lot of students. The link below is another one that I may mention throughout the year that you may want to try from time-to-time.