Utrecht/Province of Utrecht – An old-fashioned game of gunpowder, curbs, tag or marbles? Today is National Outdoor Play Day and the Jantje Beton Foundation hopes that all children will turn their backs on the damned television screen today. Also because of the weather forecast they don’t have to let themselves be stopped by Jantje Beton director Dave Ensberg-Kleijkers. “When it rains you can stomp on puddles or race mud.”