Smaller classes are generally better for student achievement, says Diane Whitmore Schanzenbach, director of the Institute for Policy Research at Northwestern University. However, it can be difficult to assess exactly what size of class is best, especially for middle- and high-school students, she writes.

Starting your teaching career is both exciting and daunting. To set yourself up for long term success, there are a number of things you can start doing now. David Cohen, NBCT, has some tips and tricks that are worth reading no matter where you are in your teaching career.

Some teachers in India are replacing their red pens - particularly when grading younger students' work - with hues that are more pleasant and gentle such as purple, green or blue. School headmistress Preeti Choksi decided to ban the color after seeing how a preschool student with red-covered homework became withdrawn, and now the school…

Virginia elementary-school principal Anna Isley says building leadership skills of teachers can help boost retention rates and improve student performance. Isley, who began her career as a teacher, says connecting with other teachers in her first year set her on the path to success.

A schoolwide shift from traditional disciplinary methods to a restorative approach can address the root causes of bullying and teach students the social-emotional skills to handle conflict.

A new app called Goya can dramatically reduce the amount of smartphone distractions in the classroom, but parents have to play an active role, its founders say. Goya, an acronym that stands for "Get Off Your Apps," lets parents disable apps on their child's device during specific hours of the day.

A 12-country international study shows just because students grow up with digital devices doesn’t mean they have “sophisticated” skills.

Technology is ubiquitous in the lives of today’s students and has become as essential as reading, writing and arithmetic in preparing them for the future. For middle schoolers, many teachers and districts are turning to digital curriculum to help them master grade-level content and fill learning gaps.

Here's what you need to know about the realities of one of the biggest, most controversial trends in K-12 education, starting with the most difficult questions first.

To foster improvement and responsible accountability, instructional coaches must honor teachers' choices and discretion.

Preschoolers with elevated ScreenQ scores had reduced structural integrity of white matter in brain areas involved with literacy and language, compared with more well-developed white matter among those with lower ScreenQ scores, according to a study in JAMA Pediatrics. Researchers also found a strong connection between higher ScreenQ scores and poorer emerging literacy, expressive language…

Scott Anderson, a high-school math teacher in Wisconsin, gradually scaled back homework until he eliminated it entirely in favor of using every minute of classroom time to teach math skill sets. Anderson said that changing his approach boosted the number of students ready for college-level math from about 30% to nearly 100%.