Rainbow Resource Center is one of my absolute favorite places to purchase homeschool materials. The company carries over 40,000 homeschool products from a wide variety of publishers; they also share detailed reviews of many of those products, both online and in their huge print catalog.
Right now you can get FREE shipping on any order of $50 or more from Rainbow Resource Center. Free shipping will be automatically applied to your qualifying order. Offer ends September 30, 2012.