California infant toddler learning and development foundations represents part of nia department of educa tions cdes comprehensive effort to strengthen young childrens learning and development through high quality early care and education the founda tions describe competencies infants and toddlers typically attain during the. The purpose of the california infant toddler learning and development foundations is to describe research and evidence based expectations for the way most infants and toddlers make progress in the major domains of social emotional language cognitive and perceptual and motor development by creating a common language to facilitate communication among families infant care professionals community members and policymakers the foundations build an understanding about the importance of the . The purpose of the california infant toddler learning and development foundations is to describe research and evidence based expectations for the way most infants and toddlers make progress in the major domains of social emotional language cognitive and perceptual and motor development by creating a common language to facilitate communication among families infant care professionals community members and policymakers the foundations build an understanding about the importance of the . The purpose of the california infant toddler learning and development foundations is to describe research and evidence based expectations for the way most infants and toddlers make progress in the major domains of social emotional language cognitive and perceptual and motor development by creating a common language to facilitate communication among families infant care professionals community members and policymakers the foundations build an understanding about the importance of the