Practice

Grammar and Verbs

www.studyspanish.com (quiz yourself on each of the tenses)
www.spaleon.com (focus on specific verbs in each of the tenses)
Barbara Kuczun Nelson's Spanish Language & Culture (more practice on verb tenses by function)
www.lingq.com (improve your reading skills and listen to native speakers)
www.conjugation.org (check your verb sheets/conjugations for accuracy)
conjuguemos.com (practice congjugating verbs)
www.livemocha.com (social networking site to connect you with native speakers around the world)
Spanish Proficiency Exercises from the University of Texas at Austin (lessons, practice, video, audio, etc.)

Teacher Sites

Portals (sites to start at and to search from)

Ledyard High School