Once upon a time, there was a little girl named Sue. Sue had a toy box with many toys. One day, she found a screw on the floor. She picked it up and showed it to her mom. “Mom, what is this?” Sue asked. Her mom looked at the screw and said, “That is a screw, Sue. We use it to hold things together. But be careful, it is sharp and can hurt you.” Sue put the screw back in the toy box. She played with her toys and had a lot of fun. But then, she seemed confused. She couldn’t find her favorite toy, a little teddy bear. Sue looked everywhere, but she couldn’t find it. She called her mom and said, “Mom, I can’t find my teddy bear. I am confused.” Her mom came and helped her look for the teddy bear. They found it under Sue’s bed. Sue was very happy to have her teddy bear back. From that day on, Sue always kept the screw in the toy box, just in case she lost something again. She learned that it was important to be careful with