public RectTransform GridWithNameElements;
public GameObject StudentNamePrefabButton;

while (reader.Read())
            {
                //create a new button object and use the prefab button to make sure spacing etc is correct
                goButton = (GameObject)Instantiate(StudentNamePrefabButton);
                //set the parent of the button
                goButton.transform.SetParent(GridWithNameElements, false);
                goButton.transform.localScale = new Vector3(1, 1, 1);
                //set the text of the button. Array value is 0 as the student name is always at position 0 on each iteration
                goButton.GetComponentsInChildren<Text>()[0].text = reader["fullName"].ToString()+" | "+ reader["studentNumber"].ToString();
                goButton.name = reader["studentID"].ToString();

                Button tempButton = goButton.GetComponent<Button>();
                int tempInt = i;

                tempButton.onClick.AddListener(() => ButtonClicked(tempInt));

                i++;

                Debug.Log(goButton.name);
            }

//This method is called when the student attempts to search for their own name when taking the individual quiz
    public void SearchExistingStudentName()
    {

        //Get the name entered from the text field
        string student_name = searchExistingStudentNameInput.text;

        //Add names that exist to the new list
        List<string> names = new List<string>();
        names.Clear();
        //count for onclick listener for new button(s)
        int x = 0;

            //loop through the list of buttons with student names
            for (int i = 0; i < GridWithNameElements.childCount; i++)
            {

            //Check if the user has typed their name with capitals or lowercase etc, and check the inputted value against names already in the list
            if (GridWithNameElements
               .GetComponentsInChildren<Text>()[i].text.Contains(student_name) || GridWithNameElements
               .GetComponentsInChildren<Text>()[i].text.ToLower().Contains(student_name) || GridWithNameElements
               .GetComponentsInChildren<Text>()[i].text.ToUpper().Contains(student_name))
                {
                    //If the name entered contains letters found in the parent GridWithNameElements, then add them to the list array and their name value (unique id)
                    names.Add(GridWithNameElements.GetComponentsInChildren<Text>()[i].text.Replace(@"[", string.Empty).Replace(@"]", string.Empty));
                    names.Add(GridWithNameElements.GetChild(i).name); //this is the unique id of the student

                    //Loop through and hide all children and hide them
                    foreach (Transform child in GridWithNameElements)
                    {
                        child.gameObject.SetActive(false);
                    }

                    //Then create a button that represents a name added to the names List
                    newButton = (GameObject)Instantiate(StudentNamePrefabButton);
                    //set the parent of the button
                    newButton.transform.SetParent(GridWithNameElements, false);
                    newButton.transform.localScale = new Vector3(1, 1, 1);
                    //set the text of the button. Array value is 0 as the student name is always at position 0 on each iteration
                    newButton.GetComponentsInChildren<Text>()[0].text = names[0].ToString();
                    newButton.name = names[1].ToString().Trim();

                    //Then add a click listener to the button
                    Button tempButton = newButton.GetComponent<Button>();
                    int tempInt = x;

                    tempButton.onClick.AddListener(() => ButtonClicked(tempInt));

                    x++;

                    Debug.Log("Student Unique ID " + newButton.name);

                }
                //if a new button object exists and the name was entered and then removed, clear it from the list and remove the created button
                else if (GameObject.Find(newButton.name) != null && student_name == "")
                {

                    names.Clear();
                    Destroy(newButton.gameObject);

                    //Loop through and show all children
                    foreach (Transform child in GridWithNameElements)
                    {
                        child.gameObject.SetActive(true);
                    }

                }
            }
    }