If you have middle school or high school kids who need to go online for homework,and you live in Illinois, try InfoinaBox.com . It's an online library of 300 reference books, good ones from major publishers like St James Press, Thompson Gale, and Macmillan. Some of the books are for  older students, but there are a lot written for middle school, like _The Renaissance: An Enyclopedia for Students_ or the Animal Life Encyclopedia_.