Level 1: Cognitive development of 2-year-old baby At the age of 2, the baby\’s cognitive ability begins to develop rapidly. They can understand simple instructions such as \”bring it\” and \”give it to me\” and begin to use some simple vocabulary to express their needs. In addition, they are also able to learn new things through observation and imitation, and begin to take an interest in their surroundings. To help 2-year-old babies further develop their cognitive abilities, parents can provide a variety of toys and games. ,spell