; and (B) explain clearly the scientifically appropriate and inappropriate uses of— (i) the findings that are disseminated; and (ii) the types of evidence used to support such findings. (c) What Works Clearinghouse (1) In general The Evaluation and Evidence Use Commissioner shall develop, maintain, and regularly update the What Works Clearinghouse to support practitioners, education system leaders, and policymakers in easily accessing actionable information. (2) Requirements In carrying out paragraph (1), the Evaluation and Evidence Use Commissioner shall— (A) develop evidence-based recommendations for practitioners to promote evidence use and improve student outcomes by— (i) synthesizing findings in research areas related to challenges facing students and practitioners; and (ii) analyzing and summarizing the findings of high-quality research reviewed and included in the National Education Research Database developed under subsection (b); and (B) develop and disseminate evidence-based products or tools designed to improve teaching and learning in order to provide all students, particularly each subgroup of students, access to high-quality educational opportunities and to improve educational outcomes, particularly student academic achievement. (3) Coordination with regional educational laboratories The Evaluation and Evidence Use Commissioner shall ensure that the evidence-based practices, products, and tools of the What Works Clearinghouse are disseminated through the regional educational laboratories. 156. Evidence use activities (a) In general In carrying out the mission of the Evaluation and Evidence Use Center, the Evaluation and Evidence Use Commissioner shall— (1) promote engagement between researchers, practitioners, education system leaders, and policymakers to effectively communicate the implications of scientifically valid research, statistics, and evaluations to support evidence use and continuous improvement