One Wrong Note

Maggie flipped through the channels on TV while she finished her snack. "All done?" her mom asked. "Good. Now before you do anything else, you need to clean your room. And then practice piano." Maggie groaned. "Mom!" Seeing her mother's warning look, Maggie stopped complaining and hurried to her bedroom.There, she angrily piled books and papers in a corner and flung clothes from the floor onto her bed. Then she reluctantly went to practice her music.After practicing only a short time, Maggie crashed her hands on the keyboard and scowled at her little brother, who was making engine noises as he played with his trucks. "Get out of here, Eli," she shouted. "You're making me hit the wrong notes!" Just then, Mom came into the room. "I can't get this music right with Eli in here," Maggie said. "It sounds awful!""You've been hitting just one note wrong, but it's one that's repeated often." Mom sat down and played several chords. She showed Maggie which note she had been missing. "One wrong no