RAND researchers explore the messages teachers receive about what to teach and how to teach English language arts and mathematics in kindergarten through grade 12 schools in the United States, as well as teachers' overall perceptions of coherence and incoherence in instructional systems and how they navigate such systems. The authors conceive of…

Much research has noted the misalignment between kindergarten through 12th grade (K-12) academic standards and curriculum materials used in classrooms. Many states and education organizations have been pushing for greater use of standards-aligned curriculum, especially during the past several years. In this report, the authors share results…

If a "curriculum" -- a set of instructional materials intended as a comprehensive course of study for a particular subject and grade level -- is well-aligned with state standards, it can help teachers deliver instruction that leads to students' mastery of those standards. However, most research suggests that curricula, in themselves, are…

Coherence among components of an instructional system is key to changing teachers' instructional practices in standards-based reforms. Coherence involves working across traditional silos--or system components (e.g., curriculum, professional learning, assessment)--to integrate components to avoid fragmentation of experiences for educators and…

Since March 2020, the coronavirus disease 2019 (COVID-19) pandemic has placed unprecedented stresses on the public education system in the United States. At every level, from the U.S. Department of Education down through local districts and individual schools, the pandemic has presented formidable challenges. Many of these challenges have been…

Research shows that during summer, low-income and non-white students fall behind academically compared with their more-affluent and white peers. To understand whether and how district-led voluntary summer learning programs can improve outcomes for low-income students, The Wallace Foundation initiated the National Summer Learning Project in 2011 in…

The impetus for this report is new evidence that state department of education work to align instruction with standards may make a difference for teachers' practices and understanding about their state standards. Using data from the RAND American Teacher Panel, the authors found that Louisiana teachers were more likely than other teachers to…