<P> Tracking has been shown to produce less academic achievement for low - ability students , and higher academic achievement for high - ability students ; de-tracking would increase the achievement of the worst students and harm the achievement of the best students . Critics say that not challenging all students with the most advanced curriculum results in overall low student educational achievement , and that students in low tracks do not learn as much as their peers in higher tracks , e.g. , advanced mathematics . </P>
<P> Tracking has been shown to produce less academic achievement for low - ability students , and higher academic achievement for high - ability students ; de-tracking would increase the achievement of the worst students and harm the achievement of the best students . Critics say that not challenging all students with the most advanced curriculum results in overall low student educational achievement , and that students in low tracks do not learn as much as their peers in higher tracks , e.g. , advanced mathematics . </P>
one result of tracking in school is that
one result of tracking in school is that
students in low tracks do not learn as much as their peers in higher tracks
students in low tracks do not learn as much as their peers in higher tracks