Helping a First Grader in Math What role do visual aids and hands-on activities play in enhancing students' understanding of place value? It helps by allowing the students to see and make the connection between what the teacher is teaching and the math problems that they are solving. In what ways can educators assess and reinforce a student's comprehension of number comparison concepts? We can do that by making sure we are constantly assessing the students and with review. We can also work one-on-one with different student throughout the lesson