Use them as weights to anchor your forts, of course.
Perhaps my family members will recognize Grandma Betty’s old sheet on the left of the above photo?
Lovely floral, striped sheets purchased when we wed 14 years ago.
I know they’re horrid. But they were inexpensive.
Please forgive my lapse in interior design judgment.
This troublemaker was blinking ON PURPOSE during my photo attempts!
Here’s a better view of Grandma Betty’s sheet on the left.