The cartoon shows a teacher writing on the blackboard in front of a class full of students. One of the students in the front row is making a goofy face at the rest of the class. Without looking behind her, the teacher says, "I saw that." The tag line reads "Students conduct a scientifically... Show moreThe cartoon shows a teacher writing on the blackboard in front of a class full of students. One of the students in the front row is making a goofy face at the rest of the class. Without looking behind her, the teacher says, "I saw that." The tag line reads "Students conduct a scientifically controlled experiment to verify that teachers really do have eyes in the back of their heads." Show less