Share Photo: (Photo : Alexander Dummer / Unsplash) Anger management for kids is essential as children will grow using these strategies when they get frustrated in life. Anger is a powerful emotion that affects the person physically while also affecting the people and things surrounding them. To avoid destructive anger, it is wise to teach a child strategies to cope with this emotion. Deep-Breathing Techniques to Deal with Anger A parent went viral for sharing a parenting tip that helped deal with their child's anger and frustrations. The parent said it had been six months since the child learned this strategy and continues to use it, Pop Sugar revealed. The kid-friendly deep-breathing technique can be taught even to preschoolers.