diff --git a/bankaccount.py b/bankaccount.py
new file mode 100644
index 0000000..02e7805
--- /dev/null
+++ b/bankaccount.py
@@ -0,0 +1,32 @@
+class BankAccount:
+    def __init__(self, accountNumber, name, balance):
+        self.accountNumber = accountNumber
+        self.name = name
+        self.balance = balance
+
+    def deposit(self, d):
+        self.balance += d
+    
+    def withdrawal(self, w):
+        if w > self.balance:
+            print("Impossible operation! Insufficient balance!")
+        else:
+            self.balance -= w
+
+    def bankFees(self):
+        self.balance = (95/100) * self.balance
+
+    def display(self):
+        print (f'''Account Number: {self.accountNumber}
+            Name: {self.name}
+            Balance: {self.balance}''')
+
+
+account = BankAccount(1223456, "Nadine", 5000)
+
+account.withdrawal(5100)
+account.display()
+account.deposit(5300)
+account.display()
+account.bankFees()
+account.display()
\ No newline at end of file
diff --git a/rectangle.py b/rectangle.py
new file mode 100644
index 0000000..27b205e
--- /dev/null
+++ b/rectangle.py
@@ -0,0 +1,20 @@
+class Rectangle:
+    def __init__(self, length, width):
+        self.length = length
+        self.width = width
+
+    def perimeter(self):
+        return 2*(self.length+self.width)
+
+    def area(self):
+        return self.length*self.width
+
+    def display(self):
+        print(f'''Rectangle   Length: {self.length},
+            Width: {self.width},
+            Perimeter: {self.perimeter()}
+            Area: {self.area()}''')
+
+
+rec = Rectangle(12,15)
+rec.display()
\ No newline at end of file
diff --git a/school.py b/school.py
new file mode 100644
index 0000000..c8e9ee6
--- /dev/null
+++ b/school.py
@@ -0,0 +1,44 @@
+class School:
+
+    students = []
+
+    def __init__(self, capacity):
+        self.capacity = capacity
+
+    def add_student(self, s):
+        
+        if len(self.students) >= self.capacity :
+            print("The capacity is full. You can not register the student.")
+        else :
+            self.students.append(s)
+
+    def print_students(self):
+        for s in self.students:
+            print(s)
+
+class Student:
+  
+    def __init__(self, name, age, gender):
+        self.name = name 
+        self.age = age
+        self.gender = gender
+
+    def __str__(self):
+        return f'''Student name: {self.name},
+        age: {self.age},
+        gender: {self.gender}'''
+ 
+        
+school = School(2)
+std1 = Student('Jack','11','M')
+std2 = Student('Melissa','10','F')
+std3 = Student('Ali','10','M')
+
+school.add_student(std1)
+school.add_student(std2)
+school.print_students()
+
+school.add_student(std3)
+
+print(school.__dict__)
+print(std3.__dict__)