Often children depend on their parents for even the smallest things. Let them make their own decisions and solve their problems. This will make them Independent.
Make your child Socially active and interactive. For e.g. if they are scared of public speaking, ask them to first speak in front of family and then increase their circle.
No matter if the win is large or small, celebrate it with all your heart as it will encourage them to participate more making them Confident.
Oftentimes, children also feel anxious or nervous under stressful situations. Teach them relaxation techniques such as taking deep breaths etc.
Teach your kid communication and Empathy by enacting situations such as telling them that everyone has their insecurities and they should be kind to everyone etc.
Encourage your kids to participate in activities which require teamwork such as sports, theatre etc. This improves the kids' communication skills and makes healthy networking.
To make your child Confident, as a parent its your responsibility to act confident in front of kids as they imitate what they see. For eg., maintain eye contact while talking or handling situations with ease.