back to Grade 3 MIGHTY T-REX by: Crystal M., Grade: 3 T-REX WAS KNOWN AS THE SMARTEST,STRONGEST,FASTEST,ANDKING OFALL DINOSAURS.IT HAD SHARP CLAWS AND SHARP TEETH.IT WAS ALSO A CARNIVORE ALSO KNOWN AS A MEAT EATER.THE MOST COMPLETE T-REX FOUND WAS SUE. back to Grade 3