This document discusses different tools used for learning from preschool through high school. It describes how the author learned to write using pencils and paper in preschool. It notes that crayons made artwork more colorful. Flashcards and charts were used by teachers to engage visual learners. Blackboards and chalk allowed teachers to demonstrate writing and drawing that students would copy. Audiovisual tools like DVD players and radios made lessons more interactive. In high school, LCD projectors clearly displayed lessons, and now computers and laptops facilitate research to enhance learning.