The natural distribution area of Common hackberry is located in eastern North America. The tree is susceptible to fire damage. The fruits are eaten by birds and other animals.
Memory development. The development of memory in children becomes evident within the first 3 years of a child's life as they show considerable advances in declarative memory. This enhancement continues into adolescence with major developments in short term memory, working memory, long term memory and autobiographical memory.
Early Childhood Emotional And Social Development: Identity And Self-Esteem. During early childhood, children start to develop a self-concept, the attributes, abilities, attitudes and values that they believe define them. By age 3, (between 18 and 30 months), children have developed their Categorical Self, which is concrete way of viewing themselves in this or that labels.