Observing children and reflecting on educational practices are integral to high-quality care and education programs. A sound assessment system can be a useful tool for guiding early childhood professionals in this process. This article describes three approaches to alternative assessment that: (1) can easily be integrated into and across everyday activities; (2) draw from observations and interactions with children and families involved in actual tasks and activities; and (3) seek to measure children's learning potential by measuring changes in performance following mediation by an adult.