diff --git a/awesome_owl/views/templates.xml b/awesome_owl/views/templates.xml
index f696007..20358fd 100644
--- a/awesome_owl/views/templates.xml
+++ b/awesome_owl/views/templates.xml
@@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
 <odoo>
     <data>
           <template id="awesome_owl.playground" name="Awesome T-Shirt thank you">
diff --git a/education/__manifest__.py b/education/__manifest__.py
index ab515f6..cd1e890 100644
--- a/education/__manifest__.py
+++ b/education/__manifest__.py
@@ -27,8 +27,8 @@
         'views/templates.xml',
     ],
     # only loaded in demonstration mode
-    'demo': [
-        'demo/demo.xml',
-    ],
+    # 'demo': [
+    #     'demo/demo.xml',
+    # ],
 }
 
diff --git a/education/models/__init__.py b/education/models/__init__.py
index 360af17..b455415 100644
--- a/education/models/__init__.py
+++ b/education/models/__init__.py
@@ -2,4 +2,6 @@
 
 from . import education_class
 from . import education_class_group
-from . import education_student
\ No newline at end of file
+from . import education_student
+from . import education_school
+from . import education_student_level
diff --git a/education/models/education_class.py b/education/models/education_class.py
index 06e574b..300e4d1 100644
--- a/education/models/education_class.py
+++ b/education/models/education_class.py
@@ -2,13 +2,29 @@
 
 from odoo import models, fields
 
+
 class EducationClass(models.Model):
-    _name = 'education.class'
-    _description = 'Education Class'
+    _name = "education.class"
+    _description = "Education Class"
 
-    name = fields.Char(string='Name', required=True)
-    class_group_id = fields.Many2one('education.class.group', string='Class Group', ondelete='restrict')
-    next_class_id = fields.Many2one('education.class', string='Next Class')
+    name = fields.Char(string="Name", required=True)
+    class_group_id = fields.Many2one(
+        "education.class.group", string="Class Group", ondelete="restrict"
+    )
+    next_class_id = fields.Many2one("education.class", string="Next Class")
 
-    attachment_ids = fields.Many2many('ir.attachment', 'education_student_ir_attachment_rel',
-                                'attachment_id', 'student_id', string='Attachments')
\ No newline at end of file
+    attachment_ids = fields.Many2many(
+        "ir.attachment",
+        "education_student_ir_attachment_rel",
+        "attachment_id",
+        "student_id",
+        string="Attachments",
+    )
+
+    currency_id = fields.Many2one("res.currency", string="Currency")
+    class_fund = fields.Monetary(string="Class Fund", currency_field="currency_id")
+    student_ids = fields.One2many("education.student", "class_id", string="Students")
+    school_id = fields.Many2one("education.school", string="School", required=True)
+    active = fields.Boolean(string="Active", default=True)
+    school_id = fields.Many2one("education.school", string="School", required=True)
+    teacher_ids = fields.Many2many("res.partner", string="Teachers")
diff --git a/education/models/education_class_group.py b/education/models/education_class_group.py
index bfe5c8b..285b346 100644
--- a/education/models/education_class_group.py
+++ b/education/models/education_class_group.py
@@ -1,8 +1,21 @@
-from odoo import fields, models
+from odoo import fields, models, api
+from odoo.exceptions import ValidationError
 
 class EductionClassGroup(models.Model):
     _name = 'education.class.group'
     _description = 'Education Class Group'
     _order = 'sequence'
 
-    class_ids = fields.One2many('education.class', 'class_group_id', string='Class of Groups')
\ No newline at end of file
+    name = fields.Char(string='Name', translate=True, required=True)
+    parent_id = fields.Many2one('education.class.group', string='Parent Group', ondelete='restrict')
+    child_ids = fields.One2many('education.class.group', string='Child Groups', ondelete='restrict')
+    class_ids = fields.One2many('education.class', 'class_group_id', string='Class of Groups')
+    
+    _parent_store = True
+    _parent_name = "parent_id"
+    parent_path = fields.Char(index=True)
+    
+    @api.constraints('parent_id')
+    def _check_hierarchy(self):
+        if not self._check_recursion():
+            raise ValidationError('Error! You cannot create recursivecategories.')
\ No newline at end of file
diff --git a/education/models/education_school.py b/education/models/education_school.py
new file mode 100644
index 0000000..4c3f3e2
--- /dev/null
+++ b/education/models/education_school.py
@@ -0,0 +1,11 @@
+from odoo import fields, models
+
+class EductionSchool(models.Model):
+
+   _name = 'education.school'
+   _description = 'School'
+
+   name = fields.Char(string='Name', translate=True, required=True)
+   code = fields.Char(string='Code', copy=False)
+   class_ids = fields.One2many('education.class', 'school_id', string='Classes')
+   is_private = fields.Boolean(string='Is Private', groups='viin_education.viin_education_group_admin')
\ No newline at end of file
diff --git a/education/models/education_student.py b/education/models/education_student.py
index 8de1c2b..ebe68dd 100644
--- a/education/models/education_student.py
+++ b/education/models/education_student.py
@@ -1,10 +1,86 @@
-from odoo import models, fields
+from odoo import models, fields, api
+from odoo.exceptions import ValidationError
+from datetime import date
+
+
 class EducationStudent(models.Model):
-   _name = 'education.student'
+    _name = "education.student"
 
-   name = fields.Char(string="Name")
-   student_code = fields.Char(string='Student Code')
-   class_id = fields.Many2one('education.class', string='Class')
+    _name = "education.student"
+    _description = "Education Student"
 
-   def get_student_has_class(self):
-      return self.env['education.student'].search([('class_id', '!=', False)])
\ No newline at end of file
+    name = fields.Char(string="Name", required=True, translate=True)
+    student_code = fields.Char(
+        string="Student Code", required=True, index=True, help="Student ID is unique"
+    )
+    gender = fields.Selection(
+        [("male", "Male"), ("female", "Female"), ("other", "Other")],
+        string="Gender",
+        default="male",
+    )
+    date_of_birth = fields.Date(string="Date of Birth")
+    age = fields.Integer(
+        string="Age",
+        compute="_compute_age",
+        inverse="_inverse_age",
+        search="_search_age",
+        store=False,  # tùy chọn
+        compute_sudo=True,
+    )
+    active = fields.Boolean(string="Active", default=True)
+    notes = fields.Text(string="Internal Notes")
+    description = fields.Html(string="Description", sanitize=True, strip_style=False)
+    attached_file = fields.Binary("Attached File", groups="base.group_user")
+    total_score = fields.Float(string="Total Score", digits="Score")
+    write_date = fields.Datetime(string="Last Updated on")
+    currency_id = fields.Many2one("res.currency", string="Currency")
+    amount_paid = fields.Monetary("Amount Paid")
+
+    @api.depends("date_of_birth")
+    def _compute_age(self):
+        curent_year = fields.Date.today().year
+        for r in self:
+            if r.date_of_birth:
+                r.age = curent_year - r.date_of_birth.year
+            else:
+                r.age = 0
+
+    def get_student_has_class(self):
+        return self.env["education.student"].search([("class_id", "!=", False)])
+
+    _sql_constraints = [
+        (
+            "student_code_unique",
+            "unique(student_code)",
+            "The student code must be unique!",
+        ),
+        (
+            "check_total_score",
+            "CHECK(total_score >= 0)",
+            "The Total Score must be greater than 0!",
+        ),
+    ]
+
+    @api.constrains("date_of_birth")
+    def _check_date_of_birth(self):
+        for r in self:
+            if r.date_of_birth > fields.Date.today():
+                raise ValidationError("Date of Birth must be in the past")
+
+    def _inverse_age(self):
+        for r in self:
+            if r.age and r.date_of_birth:
+                curent_year = fields.Date.today().year
+                dob_year = curent_year - r.age
+                dob_month = r.date_of_birth.month
+                dob_day = r.date_of_birth.day
+                date_of_birth = date(dob_year, dob_month, dob_day)
+                r.date_of_birth = date_of_birth
+
+    def _search_age(self, operator, value):
+        new_year = fields.Date.today().year - value
+        new_value = date(1, 1, new_year)
+        # age > value => date_of_birth < new_value
+        operator_map = {">": "<", ">=": "<=", "<": ">", "<=": ">="}
+        new_operator = operator_map.get(operator, operator)
+        return [("date_of_birth", new_operator, new_value)]
diff --git a/education/models/education_student_level.py b/education/models/education_student_level.py
new file mode 100644
index 0000000..5bcea49
--- /dev/null
+++ b/education/models/education_student_level.py
@@ -0,0 +1,11 @@
+from odoo import fields, models
+
+class StudentLevel(models.Model):
+   _name = 'student.level'
+   _description = 'Student Level'
+   _order = 'sequence, name'
+   _rec_name = 'code'
+
+   code = fields.Char(string='Code', required=True)
+   name = fields.Char(string='Name', translate=True, required=True)
+   sequence = fields.Integer(string='Sequence', default=1)
\ No newline at end of file
diff --git a/education/security/edutcation_security.xml b/education/security/edutcation_security.xml
new file mode 100644
index 0000000..191f378
--- /dev/null
+++ b/education/security/edutcation_security.xml
@@ -0,0 +1,44 @@
+<odoo>
+    <record id="module_education_category" model="ir.module.category">
+        <field name="name">Education</field>
+        <field name="sequence">10</field>
+    </record>
+
+    <record id="module_education_category_user" model="ir.module.category">
+        <field name="name">Education</field>
+        <field name="parent_id" ref="module_education_category" />
+        <field name="description">Helps you handle education application</field>
+        <field name="sequence">10</field>
+    </record>
+
+    <record id="education_group_user" model="res.groups">
+        <field name="name">User</field>
+        <field name="implied_ids" eval="[(4, ref('base.group_user'))]" />
+        <field name="category_id" ref="module_education_category_user" />
+        <field name="comment">Users belong to this group can use this application</field>
+    </record>
+
+    <record id="education_group_admin" model="res.groups">
+        <field name="name">Administrator</field>
+        <field name="implied_ids" eval="[(4, ref('education_group_user'))]" />
+        <field name="category_id" ref="module_education_category_user" />
+        <field name="users" eval="[(4, ref('base.user_root')),(4, ref('base.user_admin'))]" />
+        <field name="comment">Users belong to this group can control this application</field>
+    </record>
+    <record id="education_school_rule_user" model="ir.rule">
+        <field name="name">School: Only see the school is not private</field>
+        <field name="model_id" ref="model_education_school" />
+        <field name="groups" eval="[(4, ref('education.education_group_user'))]" />
+        <field name="domain_force">[('is_private', '=', False)]</field>
+    </record>
+
+    <record id="education_school_rule_admin" model="ir.rule">
+        <field name="name">School: See all schools</field>
+        <field name="model_id" ref="model_education_school" />
+        <field name="groups" eval="[(4, ref('education.education_group_admin'))]" />
+        <field name="domain_force">[(1, '=', 1)]</field>
+    </record>
+    <record id="education_group_allow_manager_class" model="res.groups">
+        <field name="name">Allow class management</field>
+    </record>
+</odoo>
\ No newline at end of file
diff --git a/education/security/ir.model.access.csv b/education/security/ir.model.access.csv
index 1296a74..d31ea33 100644
--- a/education/security/ir.model.access.csv
+++ b/education/security/ir.model.access.csv
@@ -1,2 +1,5 @@
 id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
 access_education_education,education.education,model_education_education,base.group_user,1,1,1,1
+access_education_school_user,education.school user,model_education_school,education_group_user,1,0,0,0
+access_education_school_admin,education.school admin,model_education_school,education_group_admin,1,1,1,1
+access_education_class_allow_manager,education.class allow_manager,model_education_class,education_group_allow_manager_class,1,1,1,1
\ No newline at end of file
diff --git a/education/views/education_class.xml b/education/views/education_class.xml
deleted file mode 100644
index d797438..0000000
--- a/education/views/education_class.xml
+++ /dev/null
@@ -1,19 +0,0 @@
-<odoo>
-  <data>
-      <record id="education_class_view_list" model="ir.ui.view">
-      <field name="name">education.class.list</field>
-      <field name="model">education.class</field>
-      <field name="arch" type="xml">
-          <list string="Class list">
-              <field name="name"/>
-          </list>
-      </field>
-    </record>
-    <record id="education_class_action" model="ir.actions.act_window">
-      <field name="name">Class</field>
-      <field name="res_model">education.class</field>
-      <field name="view_mode">list,form</field>
-    </record>
-    <menuitem id="education_class_menu" action="education_class_action" parent="education_configuration_menu_root" sequence="10"/>
-  </data>
-</odoo>
diff --git a/education/views/education_class_views.xml b/education/views/education_class_views.xml
new file mode 100644
index 0000000..931eea3
--- /dev/null
+++ b/education/views/education_class_views.xml
@@ -0,0 +1,51 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+  <data>
+    <record id="education_class_view_form" model="ir.ui.view">
+      <field name="name">education.class.form</field>
+      <field name="model">education.class</field>
+      <field name="arch" type="xml">
+        <form string="Class Form">
+          <sheet>
+            <widget name="web_ribbon" title="Archived" bg_color="bg-danger"
+              attrs="{'invisible': [('active', '=', True)]}" />
+            <field name="active" invisible="1" />
+            <group>
+              <group>
+                <field name="name" />
+                <field name="school_id" />
+                <field name="class_group_id" />
+              </group>
+              <group>
+                <field name="next_class_id" />
+                <field name="company_id" groups="base.group_multi_company" />
+              </group>
+            </group>
+          </sheet>
+        </form>
+      </field>
+    </record>
+    <record id="education_class_view_list" model="ir.ui.view">
+      <field name="name">education.class.list</field>
+      <field name="model">education.class</field>
+      <field name="arch" type="xml">
+        <list string="Class list">
+          <field name="name" />
+          <field name="class_group_id" />
+          <field name="next_class_id" />
+          <field name="school_id" />
+        </list>
+      </field>
+    </record>
+    <record id="education_class_action" model="ir.actions.act_window">
+      <field name="name">Class</field>
+      <field name="res_model">education.class</field>
+      <field name="view_mode">list,form</field>
+    </record>
+  </data>
+  <menuitem id="education_class_allow_manager_menu"
+    action="education_class_action"
+    parent="education_management_menu_root"
+    groups="education.education_group_allow_manager_class"
+    sequence="100" />
+</odoo>
\ No newline at end of file
diff --git a/education/views/education_school_views.xml b/education/views/education_school_views.xml
new file mode 100644
index 0000000..056847f
--- /dev/null
+++ b/education/views/education_school_views.xml
@@ -0,0 +1,3 @@
+<odoo>
+
+</odoo>
\ No newline at end of file
diff --git a/education/views/education_student_level_views.xml b/education/views/education_student_level_views.xml
new file mode 100644
index 0000000..d4f3a47
--- /dev/null
+++ b/education/views/education_student_level_views.xml
@@ -0,0 +1,21 @@
+<odoo>
+    <record id="student_level_view_form" model="ir.ui.view">
+        <field name="name">student.level.form</field>
+        <field name="model">student.level</field>
+        <field name="arch" type="xml">
+            <form string="Student Level Form">
+                <sheet>
+                    <group>
+                            <group>
+                                <field name="name"/>
+                                <field name="sequence"/>
+                            </group>
+                            <group>
+                                <field name="code"/>
+                            </group>
+                    </group>
+                </sheet>
+            </form>
+        </field>
+    </record>
+</odoo>
\ No newline at end of file
diff --git a/education/views/education_student_views.xml b/education/views/education_student_views.xml
new file mode 100644
index 0000000..b0dff21
--- /dev/null
+++ b/education/views/education_student_views.xml
@@ -0,0 +1,65 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+    <record id="education_student_view_form" model="ir.ui.view">
+        <field name="name">education.student.form</field>
+        <field name="model">education.student</field>
+        <field name="arch" type="xml">
+            <form string="Student Form">
+                <sheet>
+                    <group>
+                        <group>
+                            <field name="name" />
+                            <field name="student_code" />
+                            <field name="gender" />
+                            <field name="date_of_birth" />
+                            <field name="age" />
+                            <field name="currency_id" />
+                            <field name="amount_paid" />
+                        </group>
+                        <group>
+                            <field name="total_score" />
+                            <field name="attached_file" />
+                            <field name="write_date" />
+                        </group>
+                    </group>
+                    <group>
+                        <field name="notes" />
+                    </group>
+                    <group>
+                        <field name="description" />
+                    </group>
+                </sheet>
+            </form>
+        </field>
+    </record>
+    <record id="education_student_view_list" model="ir.ui.view">
+        <field name="name">education.student.list</field>
+        <field name="model">education.student</field>
+        <field name="arch" type="xml">
+            <tree string="Student list">
+                <field name="name" />
+                <field name="student_code" />
+                <field name="class_id" />
+            </tree>
+        </field>
+    </record>
+    <record id="education_student_view_search" model="ir.ui.view">
+        <field name="name">education.student.search</field>
+        <field name="model">education.student</field>
+        <field name="arch" type="xml">
+            <search string="Students Search">
+                <field name="name"
+                    filter_domain="['|', '|', ('name', 'ilike', self), ('student_code', '=', self)" />
+                <field name="class_id" />
+            </search>
+        </field>
+    </record>
+    <record id="education_student_action" model="ir.actions.act_window">
+        <field name="name">Students</field>
+        <field name="res_model">education.student</field>
+        <field name="view_mode">list,form</field>
+    </record>
+    <menuitem name="Education Manager" id="education_student_menu_root" />
+    <menuitem id="education_student_menu" action="education_student_action"
+        parent="education_student_menu_root" name="Students" sequence="50" />
+</odoo>
\ No newline at end of file