SweetSearch is a clean easy-to-use search engine for students. One of its many features is the fact that every site in the Sweet Search database has been evaluated by their subject experts. Another feature is SweetSearch2Day, a nice classroom resource that is "a daily curated assortment of the best content on the Web for history, language arts, science, news, culture and other topics." It includes poem of the day, interview of the day, word of the day, photo of the day and more. Then there's an entire section on biographies with directions for students on how to write a good biography. Check out SweetSearch - you'll be surprised at the wealth of information you'll find in one sweet spot.