diff --git a/app/Http/Controllers/SchoolClassController.php b/app/Http/Controllers/SchoolClassController.php
index bf498fe..574eadc 100644
--- a/app/Http/Controllers/SchoolClassController.php
+++ b/app/Http/Controllers/SchoolClassController.php
@@ -51,7 +51,7 @@ class SchoolClassController extends Controller
     }
 
     //добавление, изменение классного руководителя
-    public function addClassroomTeacher(SchoolClass $class, Request $request)
+    public function addTeacher(SchoolClass $class, Request $request)
     {
         $teacher = Teacher::findOrfail((int)$request->input('teacher_id'));
         $class->classroom_teacher = $teacher->id;
@@ -59,4 +59,26 @@ class SchoolClassController extends Controller
         return response()->json(SchoolClass::find($class->id), 200);
     }
 
+    //получение всех учеников в классе
+    public function getStudents(SchoolClass $class)
+    {
+        $students = $class->students;
+        $studentsOnlyFIO = [];
+        foreach ($students as $student) {
+             array_push($studentsOnlyFIO, $student->only('id', 'name', 'surname', 'patronymic'));
+        }
+        return response()->json($studentsOnlyFIO, 200);
+    }
+
+    //получение всех предметов для класса
+    public function getSubjects(SchoolClass $class)
+    {
+        $subjects = $class->subjects;
+        $subjectExceptPivot = [];
+        foreach ($subjects as $subject) {
+            array_push($subjectExceptPivot, collect($subject)->except('pivot'));
+        }
+        return response()->json($subjectExceptPivot, 200);
+    }
+
 }
diff --git a/app/Http/Controllers/Users/TeacherController.php b/app/Http/Controllers/Users/TeacherController.php
index fdb8222..1b0f8d0 100644
--- a/app/Http/Controllers/Users/TeacherController.php
+++ b/app/Http/Controllers/Users/TeacherController.php
@@ -44,4 +44,14 @@ class TeacherController extends Controller
         $teacher->update($request->all());
         return response()->json($teacher, 200);
     }
+
+    public function getClasses(Teacher $teacher)
+    {
+        $timetables = $teacher->timetables;
+        $classes = [];
+        foreach ($timetables as $timetable) {
+            array_push($classes, $timetable->schoolClass->only('id','number','letter'));
+        }
+        return response()->json(collect($classes)->unique(), 200);
+    }
 }
diff --git a/app/Models/SchoolClass.php b/app/Models/SchoolClass.php
index 8427937..4944ec6 100644
--- a/app/Models/SchoolClass.php
+++ b/app/Models/SchoolClass.php
@@ -17,12 +17,13 @@ class SchoolClass extends Model
 
     public function students()
     {
-        return $this->hasMany(Student::class);
+        return $this->hasMany(Student::class, 'class_id');
     }
 
     public function subjects()
     {
-        return $this->belongsToMany(Subject::class, 'academic_plans')->withPivot('hours_per_week', 'hours_per_year');
+        return $this->belongsToMany(Subject::class, 'academic_plans', 'class_id')
+            ->withPivot('hours_per_week', 'hours_per_year');
     }
 
 }
diff --git a/app/Models/Subject.php b/app/Models/Subject.php
index 6572e8e..18755ad 100644
--- a/app/Models/Subject.php
+++ b/app/Models/Subject.php
@@ -20,7 +20,8 @@ class Subject extends Model
 
     public function schoolClasses()
     {
-        return $this->belongsToMany(SchoolClass::class, 'academic_plans')->withPivot('hours_per_week', 'hours_per_year');
+        return $this->belongsToMany(SchoolClass::class, 'academic_plans', 'class_id')
+            ->withPivot('hours_per_week', 'hours_per_year');
     }
 
 }
diff --git a/app/Models/Teacher.php b/app/Models/Teacher.php
index f629890..e04358f 100644
--- a/app/Models/Teacher.php
+++ b/app/Models/Teacher.php
@@ -19,4 +19,9 @@ class Teacher extends Model
         return $this->hasOne(SchoolClass::class, 'classroom_teacher');
     }
 
+    public function timetables()
+    {
+        return $this->hasMany(Timetable::class);
+    }
+
 }
diff --git a/database/migrations/2020_11_17_152940_create_teachers_table.php b/database/migrations/2020_11_17_152940_create_teachers_table.php
index b5bf90e..18cb350 100644
--- a/database/migrations/2020_11_17_152940_create_teachers_table.php
+++ b/database/migrations/2020_11_17_152940_create_teachers_table.php
@@ -15,7 +15,7 @@ class CreateTeachersTable extends Migration
     {
         Schema::create('teachers', function (Blueprint $table) {
             $table->id();
-            $table->unsignedBigInteger('user_id');
+            $table->unsignedBigInteger('user_id')->unique();
             $table->string('photo')->nullable();
             $table->string('name')->nullable();
             $table->string('surname')->nullable();
diff --git a/database/migrations/2020_11_17_162258_create_parents_table.php b/database/migrations/2020_11_17_162258_create_parents_table.php
index 00929a0..15e56e7 100644
--- a/database/migrations/2020_11_17_162258_create_parents_table.php
+++ b/database/migrations/2020_11_17_162258_create_parents_table.php
@@ -15,7 +15,7 @@ class CreateParentsTable extends Migration
     {
         Schema::create('parents', function (Blueprint $table) {
             $table->id();
-            $table->unsignedBigInteger('user_id');
+            $table->unsignedBigInteger('user_id')->unique();
             $table->string('photo')->nullable();
             $table->string('name')->nullable();
             $table->string('surname')->nullable();
diff --git a/database/migrations/2020_11_17_164043_create_students_table.php b/database/migrations/2020_11_17_164043_create_students_table.php
index 21ec48e..0cef09e 100644
--- a/database/migrations/2020_11_17_164043_create_students_table.php
+++ b/database/migrations/2020_11_17_164043_create_students_table.php
@@ -15,7 +15,7 @@ class CreateStudentsTable extends Migration
     {
         Schema::create('students', function (Blueprint $table) {
             $table->id();
-            $table->unsignedBigInteger('user_id');
+            $table->unsignedBigInteger('user_id')->unique();
             $table->string('photo')->nullable();
             $table->string('name')->nullable();
             $table->string('surname')->nullable();
diff --git a/database/migrations/2020_11_17_171010_create_head_teachers_table.php b/database/migrations/2020_11_17_171010_create_head_teachers_table.php
index f85304c..d8bc6c1 100644
--- a/database/migrations/2020_11_17_171010_create_head_teachers_table.php
+++ b/database/migrations/2020_11_17_171010_create_head_teachers_table.php
@@ -15,7 +15,7 @@ class CreateHeadTeachersTable extends Migration
     {
         Schema::create('head_teachers', function (Blueprint $table) {
             $table->id();
-            $table->unsignedBigInteger('user_id');
+            $table->unsignedBigInteger('user_id')->unique();
             $table->string('photo')->nullable();
             $table->string('name')->nullable();
             $table->string('surname')->nullable();
diff --git a/routes/api.php b/routes/api.php
index 0acefde..fd9aab8 100644
--- a/routes/api.php
+++ b/routes/api.php
@@ -12,6 +12,7 @@ Route::group(['prefix' => 'auth'], function () {
 Route::apiResource('headteachers', 'Users\HeadTeacherController');
 
 Route::apiResource('teachers', 'Users\TeacherController');
+Route::get('teacher/{teacher}/classes', 'Users\TeacherController@getClasses');
 
 Route::apiResource('students', 'Users\StudentController');
 
@@ -20,7 +21,9 @@ Route::apiResource('parents', 'Users\ParenttController');
 Route::apiResource('subjects', 'SubjectController');
 
 Route::apiResource('classes', 'SchoolClassController');
-Route::post('classes/{class}/teacher', 'SchoolClassController@addClassroomTeacher');
+Route::post('classes/{class}/teacher', 'SchoolClassController@addTeacher');
+Route::get('classes/{class}/students', 'SchoolClassController@getStudents');
+Route::get('classes/{class}/subjects', 'SchoolClassController@getSubjects');
 
 Route::apiResource('themes', 'ThemeController');