2.3.2.1. Chalkboards
Chalkboards are commonly found in most classes. They are usually black or green, cheap
to install, easy and cheap to use and very adaptable. Teachers can use them whenever they like to
teach a lesson. Hence, chalkboards are said to be the most common and helpful visual aids for
every teacher.
Bạn đang xem 2. - AN INVESTIGATION INTO TEACHERS’ AND STUDENTS’ ATTITUDES TOWARDS THE USE OF VISUAL AIDS IN TEACHING AND LEARNING VOCABULARY AT LE QUY DON GIFTED HIGH SCHOOL DIEN BIEN