The teacher said to the student, The teacher announced to the students that were going to be learning about operations. The students didn't understand. They didn't want to do operations. That was for ...The teacher said to the student, The teacher announced to the students that were going to be learning about operations. The students didn't understand. They didn't want to do operations. That was for doctors to learn. The teacher said, "You do operations in this class all the time." answered the puzzled students. Now they were a little skeptical. But they were a little curious, too. When they went home that night, they proudly told their parents that they performed operations in school.