How to Databind to ListBox

private void second()
        {
            SqlConnection d = new SqlConnection("Data Source=pits12-PC;Initial Catalog=devaexample;Persist Security Info=True;User ID=sa;Password=test");
            d.Open();
            //It will show all data of Students into DataGridView.
            SqlCommand cmd = new SqlCommand("SELECT  age FROM centre", d);
            DataSet ds = new DataSet();
            SqlDataAdapter da = new SqlDataAdapter(cmd);
            da.Fill(ds, "centre");
            SqlDataReader dr = cmd.ExecuteReader();
            //listBox1.DataSource = ds;
            DataTable myDataTable = ds.Tables[0];
            DataRow tempRow = null;

            if (dr.HasRows)
            {
                foreach (DataRow tempRow_Variable in myDataTable.Rows)
                {

                    tempRow = tempRow_Variable;
                    listBox1.Items.Add((tempRow["age"]));
                    //listBox1.Items.Add((tempRow["id"] + " (" + tempRow["name"] + ")" + " (" + tempRow["Country"] + ")" + " (" + tempRow["City"] + ")"));

                }
                //listBox1.Items.Add(dr["age"].ToString());
            }
            d.Close();
        }