How to Dress Your Kids for Fun in the Sun   Summer is the season to be outside. The kids are out of school, and hours of play outside are ahead of them each day. Ensuring their safety is essential, as is protection from the hot sun and its effects.   A sunburn is dangerous for anyone but, for a child, it can be even more damaging than for an adult. Limiting their time in the sun during the middle of the day is a good idea. So is limiting outdoor activity when the UV index is especially high, because protection against ultraviolet radiation is the best way of defense…