private void setUpQuestions() {

    if (index == questions.size()) {
      Log.d("Questionare", "Ended All the Questions");

      endGame();
    } else {

      currentQuestion = questions.get(index);

      lblQuestion.setText(currentQuestion.getQuestion());
      imgPicture.setImageResource(currentQuestion.getPicture());

      index++;
    }
  }
  private void determineButtonPress(boolean answer) {
    boolean expectedAnswer = currentQuestion.isAnswer();

    if (answer == expectedAnswer) {
      // you were right

      Toast.makeText(MainActivity.this, "Correct!", Toast.LENGTH_SHORT).show();
      score++;
    } else {
      // you were wrong

      Toast.makeText(MainActivity.this, "Wrong!", Toast.LENGTH_SHORT).show();
    }
    setUpQuestions();
  }