S.W.E.A.T.

 S.W.E.A.T. is the second half of the forth episode of Season 15. It aired with To Eat or Not to Eat.

Summary
The third grade students at Lakewood Elementary are stressing about their upcoming S.W.E.A.T aptitude tests, including Sue Ellen, who panics that se doesn't have any #2 HB pencils, and Brain who worries that he will do bad when he accidentally skips a question on the practice test.

Trivia

 * The S.W.E.A.T tests are likely a parody of the SAT tests which are taken in High School.