How to boost child's self-confidence?

By elevating the child to your mind level, not descending to his/her level.

Never scold a child and try to answer every 'why' and 'how' the child put forward, also be a child to support the child's creative side whenever you can.

Mostly child's confident depends on parents encouragement. Not to forbid kids on smaller activities parents shouldencourage to expose children hidden talent