Other tutoring resources can be found at http://rusway.typepad.com/tutor/
Science and biology are second/third only to mathmatics for a student looking for tutoring help. Science is something that most all students are interested in and most degrees require. I for one studied hard and used tutors after my freshman year in high school and was grateful to have parents that were supportive. Do a detail search to get the top ones available through your preferred search engine and then consider this.