Through quality resource development, expert partnerships, and award-winning design, Reflection Sciences developed the MEFS App™ to address school-readiness issues and social development in children. This guide for practitioners explains the science behind our core life skills, what affects their development, and how practitioners can help. Emergent literacy and language development: Promoting learning in early childhood. Early brain development in children, how the brain functions, and language and the brain are covered. Infants enjoy receiving cuddles from family and familiar people. Human Development: Infant and Toddler Language Development Posted on November 24, 2015 by Elaine M. Infant development milestones for a 10- to 12-month-old include crawling and improved hand-eye coordination. 94 Related Work Social attachments in infancy.