Professor Grover is the teacher in preschool and Elmo is his helper for today's alphabet lesson. But before Professor Grover can start, he wants to find one thing that starts with each letter, in his own silly and lovable way. Will he succeed? Will Elmo and the class ever be able to sing the alphabet song? Featuring alphabet-themed stories and songs, kids will find it easy as ABC to join the fun with furry friends Grover and Elmo in a real preschool. After all, preschool is cool.