Рестарт и смерть в Unity2D

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
using UnityEngine.SceneManagement;
using UnityEngine.EventSystems;
 
public class BallScript : MonoBehaviour
{
    private Animator anim;
    public GameObject ball;
    public GameObject spikes;
    public Text score;
    public Text MoneyCount;
    int hits;
    public Transform startPos;
    public ParticleSystem particleObject;
    float speedX;
    private Rigidbody2D rb;
    public BTNscripts leftButton;
    public BTNscripts rightButton;
    public GameObject leftButton1;
    public GameObject rightButton1;
    public GameObject Shard;
    public Transform ShardPoint;
    public GameObject Coins;
    public GameObject btnStart;
    AudioSource audioSource;
    public AudioClip jump;
    public AudioClip crash;
    int dead = 0;
    int deadRate = 3;
    public int Money;
    // Start is called before the first frame update
    IEnumerator died()
    {
        yield return new WaitForSeconds(2f);
    }
    void Start()
    {
        score.text =   "SCORE \n    " + hits;
        anim = GetComponent<Animator>();
        rb = GetComponent<Rigidbody2D>();
        audioSource = GetComponent<AudioSource>();
        Money = PlayerPrefs.GetInt("Moneys");
    
    }
 
    void Update()
    {
        moving();
        //SavingDate();
    }
 
    void moving()
    {
        if(leftButton.isPressed)
        {
            speedX = -5f; 
        }
        else if(rightButton.isPressed)
        {
            speedX = 5f;
        }
        else 
        {
            speedX = 0f;
        }
        rb.velocity = new Vector2 (speedX, rb.velocity.y);
        speedX = 0f;
        
    }
    void OnCollisionEnter2D(Collision2D ball)
    {
        if(ball.gameObject.tag == "Ground")
        {
            hits++;
            score.text =   "SCORE \n   " + hits;
            anim.SetBool("isGrounded", true);
        }
        if(ball.gameObject.tag == "Spike")
        {
            audioSource.PlayOneShot(jump);
            audioSource.PlayOneShot(crash);
            SavingDate();
            gameObject.SetActive(false);
            spikes.SetActive(false);
            Coins.SetActive(false);
        }
    }
    void OnCollisionExit2D(Collision2D ball)
    {
        if(ball.gameObject.tag == "Ground")
        {
            audioSource.PlayOneShot(jump);
            anim.SetBool("isGrounded", false);
        }
    }
    void OnTriggerEnter2D(Collider2D collision)
    {
        if(collision.GetComponent<coinsNoScripts>())
        {
            Money++;
            MoneyCount.text = "" + Money;
            Destroy(collision.gameObject);
        }
    }
 
    void SavingDate()
    {
        PlayerPrefs.SetInt("Moneys", Money);
    }
}

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
using UnityEngine.SceneManagement;
 
public class TAP_TO_GAME : MonoBehaviour
{
    public BTNscripts btnStart; 
    public GameObject StartBtn;
    public GameObject ScoreText;
    public GameObject btnRight;
    public GameObject btnLeft;
    public GameObject ball;
    public GameObject spike;
    public GameObject Coins;
    public GameObject Losing;
 
    void Update()
    {
        if(btnStart.isPressed)
        {
            StartBtn.SetActive(false);
            ScoreText.SetActive(true);
            btnRight.SetActive(true);
            btnLeft.SetActive(true);
            ball.SetActive(true);
            spike.SetActive(true);
            Coins.SetActive(true);
        }
    }
 
}