1) The document discusses the physical, cognitive, language, emotional, and social development of children ages 24-30 months. It provides suggestions for activities and materials to support development in each domain.
2) It highlights how parental depression can negatively impact infant cognitive development and the importance of teacher support for children and families.
3) Key developments include improved motor skills, preoperational cognitive skills, a vocabulary of 200-300 words, increased independence and parallel play, and learning to help others. The teacher should provide encouragement and coping strategies.