Today’s poetry topic idea is crayons. Crayons are interesting for poetry because, among other things, they come in many colors, they can be used to create art, and they are in some sense simple.
A poet could write a poem about all the colors in a large box of crayons and how those relate to other things. They could write a poem about a child coloring with crayons. They might also write a poem about a grown person trying to use crayons to create sophisticated artwork. They might write about the picture colored or the artwork made. Additionally, they might write about the simplicity of crayons and ideas that go with that.
As something different, a poet might decide to write their poem using crayons, regardless of its subject matter.
There are many ways a poet could use the idea of crayons in poetry.