Effective classroom formative assessment helps educators make minute-by-minute, day-by-day instructional decisions. This clear, practical guide for teachers centers on five key instructional strategies, along with an overview of each strategy and practical formative assessment techniques for implementing it in K-12 classrooms:Clarifying, sharing, and understanding learning intentions and success criteriaEngineering productive discussion and activities that elicit evidence of learningProviding feedback that moves learners forwardActivating students as learning resources for each otherActivating students as owners of their own learning