The document provides summaries of various classes taken by the author, including chemistry, visualizing algebra, and Italian. For chemistry, they attended class 5 days a week, did labs and homework, and learned chemistry, math, and lab skills. For visualizing algebra, they completed video lessons and exercises for 1 hour per day 6 days a week, totaling over 168 hours. For Italian, they listened to audio for 1 hour per week and did computer exercises for vocabulary, phrases, and speaking practice. They also briefly discussed a chemistry experiment and solving a quadratic equation in algebra.