I didn't have time to kill last time so I didn't bring anything to entertain or relax myself but I know some people do bring things like an iPad, earphones (or small speakers to listen to soothing music), book, cards etc. to keep themselves occupied during early stages of labor. (mommyscene.com)
Birth Outside the Box ™: Online Childbirth Classes Birth Plan Template Labor Stages Early Stage of Labor Active Labor Transition Pushing Stage Delivery of the Placenta (natural-parenting-advice.com)
StudyWomb ™, the Online Natural Child Birth Education Classroom Birth Plan Template Stages of Labor and Delivery Early Stage of Labor Braxton Hicks Contractions Cramping During Pregnancy (natural-parenting-advice.com)