active activities adventure children children’s-playground climbing equipment families fun greenery lawns leisure light park parks play playground playing safety sand sandpit shade shaded shadows shady slides suburban sunlight sunshine swings trees adventure-playground cubby hut kids lookout rocks shelter blue clourful colorful green mall playgrouond-equipment red sheltered shopping-mall shops supervise yellow coloring coloured drawing education hand pencils picture pupil school sun antique child cup drink handle old teddy bear tin utensil appropriate-behavior appropriate-behaviour children’s-playcenter communicating communication informing inside interior limitations limited limits playcentre rides rules sign warning white