Readers for Teens provide engaging fictional stories with important themes for young learners of American English. Diego's birthday is tomorrow and he has one thing left to do on his list of Twelve Things to Do at Age 12. He has to help someone – not a member of his family. He sees his neighbors, Emma and Hee Soon, chasing after a dog. He helps them catch the dog. His list is complete! This reader is about 1600 words long.