Skin and Bones

My students love to sing this at Halloween and act out the part of the old woman, the bones, and the BOO!
Source: Locke, Eleanor G.  Sail Away: 155 American Folk Songs to Sing, Read, and Play. p. 52
As sung by Jean Ritchie of Viper, Kentucky

Down in the Valley, Two by Two

Though this game can be played by two players inside a circle, it also may be played with numerous pairs in scatter formation.
Source: Ed. by Eisen, Ann and Robertson, Lamar.  An American Methodology: An Inclusive Approach to Musical Literacy p. 314