private void Awake() { scoreText = transform.Find("scoreText").GetComponent <Text>(); highScoreText = transform.Find("highScoreText").GetComponent <Text>(); retryBtn = transform.Find("retryBtn").GetComponent <Button>(); retryBtn.onClick.AddListener(HandleClickRetryButton); retryBtn.AddButtonSounds(); mainMenuBtn = transform.Find("mainMenuBtn").GetComponent <Button>(); mainMenuBtn.onClick.AddListener(HandleClickMainMenuButton); }