By reading and analyzing related studies, this article explores Maria Montessori’s educational viewpoint on "freedom" to help teachers better understand its meaning. Based on this exploration, the climate of freedom in early childhood education is discussed. In this light, children can display the natural diversity of life and have freedom to develop in their own directions. Thus, the minds of young children can grow, allowing free development as the children grow into adults. This study proposes that such an exploration can enrich the concepts and praxis of early childhood education in Taiwan, so that children can grow up to happily fulfill their full potential.