GPA Builders 

In College Basketball the players (usually white) on the end the bench who rarely play but only on the team to boost the team's overall GPA.

Wow Bob Huggins really loads the back of his bench with GPA builders.

Look at those GPA builders going crazy at the end of the bench.

GPA Builders by Bob Huggins 188 January 5, 2012

GPA builder 

When students are struggling in school, they go to tutors (GPA builders) who can help them improve their academic performance.

I could really use a GPA builder to help me pass my accounting test!

Thanks to a GPA builder I got an A on my math course!

GPA builder by viz August 26, 2013