activity_first.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="center"
    tools:context=".FirstActivity">

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="מסך 1"
        android:textSize="30sp" />

</LinearLayout>

activity_second.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="center"
    tools:context=".SecondActivity">

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="מסך 2"
        android:textSize="30sp" />

</LinearLayout>

activity_third.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="center"
    tools:context=".ThirdActivity">

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="מסך 3"
        android:textSize="30sp" />

</LinearLayout>

FirstActivity.java

package com.codix.app;

import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;

public class FirstActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_first);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        menu.add("מעבר למסך 2");
        menu.add("מעבר למסך 3");
        return super.onCreateOptionsMenu(menu);
    }

    @Override
    public boolean onOptionsItemSelected(@NonNull MenuItem item) {

        if (item.getTitle().equals("מעבר למסך 2"))
            startActivity(new Intent(getApplicationContext(), SecondActivity.class));

        else if (item.getTitle().equals("מעבר למסך 3"))
            startActivity(new Intent(getApplicationContext(), ThirdActivity.class));

        return super.onOptionsItemSelected(item);
    }
}

SecondActivity.java

package com.codix.app;

import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;

public class SecondActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_second);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        menu.add("מעבר למסך 1");
        menu.add("מעבר למסך 3");
        return super.onCreateOptionsMenu(menu);
    }

    @Override
    public boolean onOptionsItemSelected(@NonNull MenuItem item) {

        if (item.getTitle().equals("מעבר למסך 1"))
            startActivity(new Intent(getApplicationContext(), FirstActivity.class));

        else if (item.getTitle().equals("מעבר למסך 3"))
            startActivity(new Intent(getApplicationContext(), ThirdActivity.class));

        return super.onOptionsItemSelected(item);
    }
}

ThirdActivity.java

package com.codix.app;

import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;

public class ThirdActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_third);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        menu.add("מעבר למסך 1");
        menu.add("מעבר למסך 2");
        return super.onCreateOptionsMenu(menu);
    }

    @Override
    public boolean onOptionsItemSelected(@NonNull MenuItem item) {

        if (item.getTitle().equals("מעבר למסך 1"))
            startActivity(new Intent(getApplicationContext(), FirstActivity.class));

        else if (item.getTitle().equals("מעבר למסך 2"))
            startActivity(new Intent(getApplicationContext(), SecondActivity.class));

        return super.onOptionsItemSelected(item);
    }
}