The panel's conclusion was that flexible ability grouping, with students at similar levels of achievement, serves students without the flaws of tracking. (edutopia.org)
Our results suggest that black children and white children with similar characteristics now start school at similar levels of achievement. (educationnext.org)
For this reason, our analysis takes into account the number of years teachers have held their jobs by comparing only teachers with similar levels of experience. (educationnext.org)