This paper aims to explore the importance and effectiveness of activities when they are used in EFL or ESL classrooms. And concentrating how activities are useful for the Primary and Secondary school students. These young learners are not in a matured time of their learning and cannot all find out the importance foreign language learning. But teachers and parents should make them understand and lead them towards language acquisition without fail. So, activities are the most discussable thing in joyful learning. Activities play a vital role in second language learning in terms of providing a stress free atmosphere for EFL learners in which there are fun, motivation, interest, curiosity to enhance their language learning.

Keywords : Activities; Joyful learning; Primary and Secondary Students; EFL Classroom