Claudio Sanchez

A national debate over universal preschool has raised an important question: What does high-quality pre-K look like? Researchers say the preschool program in Tulsa, Okla., is among the nation's best.

Many educators tout the benefits of preschool, but there's no clear standard for what qualifies as a quality program. Researchers say that when it comes to pre-K, Tulsa, Okla., gets it right.

Many states are planning to expand early childhood education programs, but what constitutes a high-quality pre-K program? Researchers say the city of Tulsa, Okla., has come up with a winning formula.

Officials here adopted the education standards early and could make Oklahoma the second state to repeal them. The battle pits allies against each other: Conservative Republicans and business leaders.

The University of Maryland has claimed the 2013 national hacking championship, beating out more than 100 schools for the title. Claudio Sanchez attends a college hacking tournament to find out more.

A new experiment in education begins Tuesday. Early assessments based on the Common Core State Standards will be rolled out and tested in the coming months. Some 3 million students will participate.

In the decades following World War II, many American families had a lot of help paying for a college education. But in the 1970s, inflation spiked and public policies began to change.

The College Board is announcing new revisions to the SAT college entrance exam. NPR correspondent Claudio Sanchez lays out the Board's proposed changes.

The president of the largest U.S. teachers union is calling on school districts to delay adopting the Common Core education standards. The union's the latest group to voice concerns over Common Core.

In the 1970s, two-year and four-year colleges started replacing full-time faculty with part-time instructors. Since then, disputes over pay, benefits and working conditions for these adjunct instructors have ballooned into big problems on many campuses.