Goats are kept on farms for their wool, meat or milk. Some farmers keep goats to help clear their farmland, because goats will eat nearly anything. Sometimes, goats even climb trees to get fruit to eat. Purple level titles introduce a variety of topics to promote reading for pleasure and offer plenty of opportunities to look at rhyme and rhythm within words to build fluency and phrasing. PM Non-fiction books are carefully researched, presenting factual information accompanied by superb photography and realistic illustrations to engage young readers.