The yin-yang is a familiar symbol that is deeply rooted in the Chinese religion and philosophy of Daoism. Your young historians will learn about the true significance of the yin, which is the dark swirl, and the light swirl of the yang, as Taoists use this symbol to convey that everything contains the seed of its opposite. This is an excellent resource to approach a general understanding of this religion, as well as to spark more questions about its major philosophical tenets.