Child's game and Jackstraws

Child's game noun - A game enjoyed by children.

Jackstraws and child's game are semantically related. In some cases you can replace term "Jackstraws" with "Child's game", this terms are similar.

Jackstraws noun - A game in which players try to pick each jackstraw (or spillikin) off of a pile without moving any of the others.

Child's game and jackstraws are semantically related. You can use "Child's game" instead a noun "Jackstraws".