The document discusses educational technology and its use and evaluation in early childhood education. It begins with definitions of educational technology from experts and a child's perspective. It then covers how children learn best through meaningful experiences and outlines developmentally appropriate technology practices. The bulk of the document reviews research that shows positive cognitive, language, literacy and math outcomes for young children using educational technology like computers, touchscreens, ebooks and more. It finds that technology can increase engagement and language use when integrated appropriately into early learning.