The 7th graders just started a Unites States Geography review unit. Here are some links to some online games that will help them practice:
http://www.yourchildlearns.com/mappuzzle/us-puzzle.html
http://www.sheppardsoftware.com/USA_Geography/USA_GL_click_1024.html
http://www.sheppardsoftware.com/USA_Geography/USA_G3_1024.html