ENGLISH LANGUAGE READERS. The Caramel Tree Readers Level 2 is a delicious series of leveled readers for children ages 5 to 7. It offers a range of classic fairy tale adaptations and stories with 500 to 700 words. Each book in this set features a few sentences per page that are accompanied by detailed illustrations. The three little pigs leave their mother's home to go and make their own homes. Each of the pigs uses his own way to make a home, but it will take the right combination to keep the big bad wolf out.