Вот, специально для вас нашла кучу ссылок http://www.ehow.com/list_6401495_playground-rules-preschool-classroom.htmlhttp://www.livestrong.com/article/213390-list-of-safety-rules-for-the-playground/http://kidshealth.org/parent/firstaid_safe/outdoor/playground.htmlhttp://www.peacefulplaygrounds.com/press31.htmhttp://www.safekidscanada.ca/Parents/Safety-Information/Playground-Safety/Tips/Safety-tips.aspxhttp://www.globalhealthychildcare.dreamhosters.com/six-steps-to-preventing-injuries/basic-playground-safety-rules/Вот даже табличку придумали!http://www.playgroundsigns.com/img/lg/K/Slide-Playground-Rules-Sign-K-4020.gif