ST. JOSEPH COUNTY, Ind. -- An Indiana high school student has become the only person in the world to land a perfect score on an AP calculus exam. Denise White has taught different levels of calculus ...

MISHAWAKA, Ind. — An Indiana high school student accomplished a feat no one else in the world could do this spring. Felix Zhang, a junior at Penn High School in Mishawaka, was the only student in the ...

MISHAWAKA, Ind. (WNDU/Gray News) - A high school student in Indiana has reportedly done something that no other student has done before. WNDU reports that Felix Zhang, a Penn High School student, ...

MISHAWAKA, Ind. (WNDU) - A Penn High School student has done something that no one else in the world has done! Felix Zhang scored every point possible on the AP Calculus AB exam, which is issued by ...