This story uses simple words to help your child learn to read and build their vocabulary. One and two letter words: I, a, am, my, to, it, of, do, go, on. Three letter words: two, see, dog, the, use, big, dig, now, put, sit, top. Four letter words: girl, eyes, bone, lick, hole, pile, soil, grow, does, hear, when, want. Five or more letter words: cover, think, cannot.