I study my science for The test but I am only score 39 what can I do to bring up my pooint I fell it twice.

Take these practice tests and carefully study the questions you miss.

http://highered.mcgraw-hill.com/sites/0809222302/

http://www.passged.com/homeroom/free-ged-practice-test.php

http://www.waybuilder.net/free-ed/ged/connections/Science.asp