Does more time in class produce higher achievement?

Does more time on task matter in student achievement?

A new study suggests it may for middle and high school students.  In state math and language art exams, students in schools that have extended time scored three to eight points higher than their counterparts ts in middle grades and in 10th grade. (The study only looked at 10th grade in high school.)

Would spending more time in class enable students to perform at higher levels? A new study looks at that question.

However, the study also looked at grades 3, 4 and 5 and did not see any rise in test scores  compared to peers in schools with traditional schedules.  With the exception of 4th grade English/language arts, students in those earlier grades scored slightly below their peers.

The National Center on Time & Learning - which supports expanded learning time — has assembled a database of schools that have increased time on task. The schools on average offer about 25 percent more time than the national norm, mostly by …