unfortunately, most of the finally this half hour, you never know the answer until you ask the question. that was the lesson for students whose elementary school was in need of some help. they put pen to paper asking for donations to their school. steve osunsami reports on the amazing results. reporter: it began with a homework assignment. hello, my name is reporter: the fifth graders at sherwood elementary were told to write letters to captains of industry. i am 10 years old reporter: they wrote ceos and cfos and told them the abcs of attending school in inf1 o mphi orty moof t apart. thre but they were still exercising in a basement also used as a tristain gillen wrote the company that built the new yankee stadium, the rock and roll hall of fame, and the largest building in the world. they re building the students a new $50,000 playground. the hardest part was writing it neatly.