diff --git a/node-postgres/index.js b/node-postgres/index.js
index f3f4c74..877f312 100644
--- a/node-postgres/index.js
+++ b/node-postgres/index.js
@@ -1,6 +1,10 @@
 const express = require('express')
 const cors = require('cors')
 const faculty = require('./models/faculty')
+const direction = require('./models/direction')
+const subject = require('./models/Subject')
+const teacher = require('./models/teacher')
+const test = require('./models/test')
 
 const app = express()
 const port = 3001
@@ -22,7 +26,7 @@ app.post('/faculty', (req, res) => {
     .catch(error => res.status(500).send(error))
 })
 
-app.get('/', (req, res) => {
+app.get('/faculty', (req, res) => {
     faculty.get()
     .then(response => res.status(200).send(response))
     .catch(error => res.status(500).send(error))
@@ -41,19 +45,110 @@ app.put('/faculty/upd/:id', (req, res) => {
 })
 //----------------------------------------------
 
+// TEST TYPE------------------------------------- 
+app.post('/test', (req, res) => {
+    test.create(req.body.name)
+    .then(response => res.status(200).send(response))
+    .catch(error => res.status(500).send(error))
+})
 
-//
-// app.post('/direction', (req, res) => {
-//   faculty.createFaculty(req.body.name)
-//   .then(response => res.status(200).send(response))
-//   .catch(error => res.status(500).send(error))
-// })
+app.get('/test', (req, res) => {
+    test.get()
+    .then(response => res.status(200).send(response))
+    .catch(error => res.status(500).send(error))
+})
 
-// app.get('/', (req, res) => {
-//   faculty.getFaculties()
-//   .then(response => res.status(200).send(response))
-//   .catch(error => res.status(500).send(error))
-// })
+app.delete('/test/del/:id', (req, res) => {
+    test.del(req.params.id)
+    .then(response => res.status(200).send(response))
+    .catch(error => res.status(500).send(error))
+})
+
+app.put('/test/upd/:id', (req, res) => {
+    test.update(req.params.id, req.body.name)
+    .then(response => res.status(200).send(response))
+    .catch(error => res.status(500).send(error))
+})
+//----------------------------------------------
+
+// TEACHER------------------------------------- 
+app.post('/teacher', (req, res) => {
+    teacher.create(req.body.name, req.body.surname,req.body.post)
+    .then(response => res.status(200).send(response))
+    .catch(error => res.status(500).send(error))
+})
+
+app.get('/teacher', (req, res) => {
+    teacher.get()
+    .then(response => res.status(200).send(response))
+    .catch(error => res.status(500).send(error))
+})
+
+app.delete('/teacher/del/:id', (req, res) => {
+    teacher.del(req.params.id)
+    .then(response => res.status(200).send(response))
+    .catch(error => res.status(500).send(error))
+})
+
+app.put('/teacher/upd/:id', (req, res) => {
+    teacher.update(req.params.id, req.body.name, req.body.surname,req.body.post)
+    .then(response => res.status(200).send(response))
+    .catch(error => res.status(500).send(error))
+})
+//----------------------------------------------
+
+
+// SUBJECT------------------------------------- 
+app.post('/subject', (req, res) => {
+    subject.create(req.body.name, req.body.hours)
+    .then(response => res.status(200).send(response))
+    .catch(error => res.status(500).send(error))
+})
+
+app.get('/subject', (req, res) => {
+    subject.get()
+    .then(response => res.status(200).send(response))
+    .catch(error => res.status(500).send(error))
+})
+
+app.delete('/subject/del/:id', (req, res) => {
+    subject.del(req.params.id)
+    .then(response => res.status(200).send(response))
+    .catch(error => res.status(500).send(error))
+})
+
+app.put('/subject/upd/:id', (req, res) => {
+    subject.update(req.params.id, req.body.name, req.body.hours)
+    .then(response => res.status(200).send(response))
+    .catch(error => res.status(500).send(error))
+})
+//----------------------------------------------
+
+// DIRECTION------------------------------------- 
+app.post('/direction', (req, res) => {
+    direction.create(req.body.name, req.body.facultyId)
+    .then(response => res.status(200).send(response))
+    .catch(error => res.status(500).send(error))
+})
+
+app.get('/direction', (req, res) => {
+    direction.get()
+    .then(response => res.status(200).send(response))
+    .catch(error => res.status(500).send(error))
+})
+
+app.delete('/direction/del/:id', (req, res) => {
+    direction.del(req.params.id)
+    .then(response => res.status(200).send(response))
+    .catch(error => res.status(500).send(error))
+})
+
+app.put('/direction/upd/:id', (req, res) => {
+    direction.update(req.params.id, req.body.name)
+    .then(response => res.status(200).send(response))
+    .catch(error => res.status(500).send(error))
+})
+//----------------------------------------------
 
 app.listen(port, () => {
     console.log(`app runnong on port ${port}`)
diff --git a/node-postgres/models/direction.js b/node-postgres/models/direction.js
index b778952..9e58c7f 100644
--- a/node-postgres/models/direction.js
+++ b/node-postgres/models/direction.js
@@ -1,3 +1,4 @@
+const { request } = require('express');
 var config = require('../config.json');
 
 const Pool = require('pg').Pool
@@ -9,28 +10,51 @@ const pool = new Pool({
     port: config.port
 })
 
-const createDirection = (nameF) => {
+const create = (nameF, facultyId) => {
     return new Promise((resolve, reject) => {
-        pool.query('INSERT INTO faculty (id, name) VALUES (nextval($1), $2) RETURNING *', ["seq_faculty", nameF], (error, result) => {
+        pool.query('INSERT INTO direction (id, name, faculty_id) VALUES (nextval($1), $2, $3) RETURNING *',
+         ["seq_direction", nameF, facultyId], (error, result) => {
             if(error)
                 reject(error)
-            resolve('success added in faculty')
+            resolve('success added')
         })
     })
 }
 
-const getFaculties = () => {
+const del = (id) => {
+  return new Promise((resolve, reject) => {
+    pool.query('DELETE FROM direction WHERE id = $1', [id], (error, result) => {
+        if(error)
+          reject(error)
+        resolve(result.rows)
+    })
+  })
+}
+
+const update = (id, name) => {
+  return new Promise((resolve, reject) => {
+    pool.query('UPDATE direction SET name = $1 WHERE id = $2', [name, id], (error, result) => {
+        if(error)
+          reject(error)
+        resolve(result.rows)
+    })
+  })
+}
+
+const get = () => {
     return new Promise(function(resolve, reject) {
-      pool.query('SELECT * FROM faculty', (error, results) => {
+      pool.query('SELECT * FROM direction', (error, results) => {
         if (error) {
           reject(error)
         }
-        resolve(results.rows);
+        resolve(results.rows)
       })
     }) 
   }
 
 module.exports = {
-    createFaculty: createDirection,
-    getFaculties
+    create,
+    get,
+    del,
+    update
 }
\ No newline at end of file
diff --git a/node-postgres/models/subject.js b/node-postgres/models/subject.js
new file mode 100644
index 0000000..cb7801c
--- /dev/null
+++ b/node-postgres/models/subject.js
@@ -0,0 +1,60 @@
+const { request } = require('express');
+var config = require('../config.json');
+
+const Pool = require('pg').Pool
+const pool = new Pool({
+    user: config.user,
+    host: config.host,
+    database: config.database,
+    password: config.password,
+    port: config.port
+})
+
+const create = (name, hours) => {
+    return new Promise((resolve, reject) => {
+        pool.query('INSERT INTO subject (id, name, hours_count) VALUES (nextval($1), $2, $3) RETURNING *',
+         ["seq_subject", name, hours], (error, result) => {
+            if(error)
+                reject(error)
+            resolve('success added')
+        })
+    })
+}
+
+const del = (id) => {
+  return new Promise((resolve, reject) => {
+    pool.query('DELETE FROM subject WHERE id = $1', [id], (error, result) => {
+        if(error)
+          reject(error)
+        resolve(result.rows)
+    })
+  })
+}
+
+const update = (id, name, hours) => {
+  return new Promise((resolve, reject) => {
+    pool.query('UPDATE subject SET name = $1, hours_count = $2 WHERE id = $3', [name, hours, id], (error, result) => {
+        if(error)
+          reject(error)
+        resolve(result.rows)
+    })
+  })
+}
+
+const get = () => {
+    return new Promise(function(resolve, reject) {
+      pool.query('SELECT * FROM subject', (error, results) => {
+        if (error) {
+          reject(error)
+        }
+        resolve(results.rows)
+      })
+    }) 
+  }
+
+module.exports = {
+    create,
+    get,
+    del,
+    update
+}
\ No newline at end of file
diff --git a/node-postgres/models/teacher.js b/node-postgres/models/teacher.js
new file mode 100644
index 0000000..4c3ce96
--- /dev/null
+++ b/node-postgres/models/teacher.js
@@ -0,0 +1,60 @@
+const { request } = require('express');
+var config = require('../config.json');
+
+const Pool = require('pg').Pool
+const pool = new Pool({
+    user: config.user,
+    host: config.host,
+    database: config.database,
+    password: config.password,
+    port: config.port
+})
+
+const create = (name, surname, post) => {
+    return new Promise((resolve, reject) => {
+        pool.query('INSERT INTO teacher (id, name, surname, post) VALUES (nextval($1), $2, $3, $4) RETURNING *',
+         ["seq_teacher", name, surname, post], (error, result) => {
+            if(error)
+                reject(error)
+            resolve('success added')
+        })
+    })
+}
+
+const del = (id) => {
+  return new Promise((resolve, reject) => {
+    pool.query('DELETE FROM teacher WHERE id = $1', [id], (error, result) => {
+        if(error)
+          reject(error)
+        resolve(result.rows)
+    })
+  })
+}
+
+const update = (id, name, surname, post) => {
+  return new Promise((resolve, reject) => {
+    pool.query('UPDATE teacher SET name = $1, surname = $2, post = $3 WHERE id = $4', [name, surname, post, id], (error, result) => {
+        if(error)
+          reject(error)
+        resolve(result.rows)
+    })
+  })
+}
+
+const get = () => {
+    return new Promise(function(resolve, reject) {
+      pool.query('SELECT * FROM teacher', (error, results) => {
+        if (error) {
+          reject(error)
+        }
+        resolve(results.rows)
+      })
+    }) 
+  }
+
+module.exports = {
+    create,
+    get,
+    del,
+    update
+}
\ No newline at end of file
diff --git a/node-postgres/models/test.js b/node-postgres/models/test.js
new file mode 100644
index 0000000..f08123d
--- /dev/null
+++ b/node-postgres/models/test.js
@@ -0,0 +1,59 @@
+const { request } = require('express');
+var config = require('../config.json');
+
+const Pool = require('pg').Pool
+const pool = new Pool({
+    user: config.user,
+    host: config.host,
+    database: config.database,
+    password: config.password,
+    port: config.port
+})
+
+const create = (nameF) => {
+    return new Promise((resolve, reject) => {
+        pool.query('INSERT INTO test_type (id, name) VALUES (nextval($1), $2) RETURNING *', ["seq_test_type", nameF], (error, result) => {
+            if(error)
+                reject(error)
+            resolve('success added')
+        })
+    })
+}
+
+const del = (id) => {
+  return new Promise((resolve, reject) => {
+    pool.query('DELETE FROM test_type WHERE id = $1', [id], (error, result) => {
+        if(error)
+          reject(error)
+        resolve(result.rows)
+    })
+  })
+}
+
+const update = (id, name) => {
+  return new Promise((resolve, reject) => {
+    pool.query('UPDATE test_type SET name = $1 WHERE id = $2', [name, id], (error, result) => {
+        if(error)
+          reject(error)
+        resolve(result.rows)
+    })
+  })
+}
+
+const get = () => {
+    return new Promise(function(resolve, reject) {
+      pool.query('SELECT * FROM test_type', (error, results) => {
+        if (error) {
+          reject(error)
+        }
+        resolve(results.rows)
+      })
+    }) 
+  }
+
+module.exports = {
+    create,
+    get,
+    del,
+    update
+}
\ No newline at end of file