Reporters: Liana Loewus, Ileana Najarro, Stephen Sawchuk, Sarah Schwartz, and Madeline Will
Designers/Visual Artists: Laura Baker and Vanessa Solis
Project Editors: Liana Loewus and Stephen Sawchuk
Visuals Project Editor: Emma Patti Harris
Series Editor: Lesli A. Maxwell

Sources: Education Week spoke with dozens of sources for this series. They are, in alphabetical order: Rose Aldubaily, director of EL and compensatory education for Dearborn public schools in Michigan; Angelica, a parent in San Antonio, Texas; Adam Arents, the parent of a kindergartner in Chicago; W. Steven Barnett, the senior co-director and founder of the National Institute for Early Education Research; Jolie Brouttier, a 1st grade teacher at Downtown Elementary in Bakersfield, Calif.; Stephanie Case, parent in Dansville, Mich.; Laura Chang, an interventionist at Vicksburg Community Schools in Vicksburg, Mich.; Shelbi Cole, senior math specialist with Student Achievement Partners; Gloria Corral, president and CEO of the Parent Institute for Quality Education; Nell Duke, a professor of literacy, language, and culture at the University of Michigan School of Education; Ameena Elder, language & literacy/SIOP trainer for Dearborn public schools in Michigan; Amaya Garcia, deputy director of preK-12 education at New America; Maria Garcia, EL teacher at Alice Deal Middle School in Washington D.C.; Amy Getz, interim director of K–12 education strategy, policy, and services at the University of Texas at Austin’s Charles A. Dana Center; Carrie Gillispie, a senior P-12 research associate at the Education Trust; Wendy Habeeb, 8th grade math teacher at Salida Middle School in Salida, Calif.; Martha Hernandez, the executive director of Californians Together; Donna Housman, the founder of the early childhood teacher-training and research organization, the Housman Institute; Carrie Johnson, a mathematics coach for the Salt Lake City school district; Annie Camey Kuo, senior researcher at Understanding Language-Center to Support Excellence in Teaching at Stanford University; Christina Laster, parent in Palm Springs, Calif.; Michael Levine, the senior vice president for learning and impact at Noggin, Nickelodeon’s mobile subscription service for preschoolers; Sheng Lor, 8th grade math teacher at Salida Middle School in Salida, Calif.; Barbara Lora, an English language acquisition coach for the bilingual department in the Brockton district, Mass.; Bushra Makiya, middle school math teacher at The Leadership and Community Service Academy in New York City; LeighAnn Matthews, ESL coach at the Bridgewater-Raritan Regional School District, N.J.; May Mosallam, EL & compensatory education- coordinator for Dearborn public schools in Michigan; Phil Murray, high school math teacher at Early College Opportunities High School in Santa Fe, N.M.; Jeannine Oynoian, language & literacy/SIOP trainer for Dearborn public schools in Michigan; Alicia Passante, ESL program manager for the Center City public charter schools in Washington D.C.; Virginia Ramirez, a parent in Porterville, Calif.; Rodrigo Rodriguez-Tovar, bilingual literacy coach at Katherine Cook Elementary in Texas; Nadra Shami, language & literacy/SIOP trainer for Dearborn public schools in Michigan; Camrynn Smith, 8th grader in Salida, Calif.; Holly Smith, parent in Salida, Calif.; Noah Starkey, 8th grader in Dansville, Mich.; Deborah Stipek, a professor of education at Stanford University; Tara Warren, 7th and 8th grade math teacher at John Adams Middle School in Santa Monica, Calif.; Steven Weiss, senior researcher at Understanding Language-Center to Support Excellence in Teaching at Stanford University.

Documents: Documents consulted include: Grades K-8 Focus Documents, Achieve the Core; Supporting Unfinished Learning in Math (May 8, 2021), Instruction Partners; Assisting Students Struggling with Mathematics: Intervention in the Elementary Grades, IES What Works Clearinghouse.

This installment is sponsored by ACSD. Education Week retains sole editorial control over the content of this coverage.