The small handprint application is a parent-child interactive application developed by wuhan small hand instance trades ltd., which enables the child to interact instantaneously with parents and families, delivers the child's creative work to parents at all times, and provides immediate feedback and voice interaction to the child, truly helps parents to understand how the child uses high-tech mobile terminals, learns their interests and abilities, records the child's growth drops perfectly and shares them with more elders and families. The small handprinting application is a parent-child application that enables children to interact with their parents and families. It provides a new voice-to-mouth function that provides children with a more direct and intimate experience of parent-to-child interaction with their families. - work feedback: "pretty stickers" are always used to give feedback and recognition to children's creation and photographs. - voice reply: listening to the baby's ...