diff --git a/.gitignore b/.gitignore
index 9a8b30fb..229ff0c8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,4 +4,4 @@ venv
 **/*.pyc
 env
 __pycache__
-.vscode
+.vscode
\ No newline at end of file
diff --git a/src/control_flow/test_break.py b/src/control_flow/test_break.py
index 42e7faa3..dce4cdaa 100644
--- a/src/control_flow/test_break.py
+++ b/src/control_flow/test_break.py
@@ -21,5 +21,6 @@ def test_break_statement():
         else:
             number_of_iterations += 1
 
+    dum_dum = 10
     # We need to make sure that break statement has terminated the loop once it found the number.
-    assert number_of_iterations == 42
+    assert number_of_iterations == number_to_be_found + dum_dum
diff --git a/src/control_flow/test_if.py b/src/control_flow/test_if.py
index d512267d..0ea19efe 100644
--- a/src/control_flow/test_if.py
+++ b/src/control_flow/test_if.py
@@ -23,6 +23,6 @@ def test_if_statement():
     elif number < 1:
         conclusion = 'Number is greater than zero but less than one'
     else:
-        conclusion = 'Number bigger than or equal to one'
+        conclusions = 'Number bigger than or equal to one'
 
     assert conclusion == 'Number bigger than or equal to one'
diff --git a/src/data_types/test_lists.py b/src/data_types/test_lists.py
index 33ffdbe9..676b9ccf 100644
--- a/src/data_types/test_lists.py
+++ b/src/data_types/test_lists.py
@@ -20,7 +20,7 @@ def test_list_type():
     # Lists are very similar to arrays. They can contain any type of variable, and they can contain
     # as many variables as you wish. Lists can also be iterated over in a very simple manner.
     # Here is an example of how to build a list.
-    squares = [1, 4, 9, 16, 25]
+    squares = [1, 4, 9, 16, 25, 49]
 
     assert isinstance(squares, list)
 
diff --git a/src/data_types/test_numbers.py b/src/data_types/test_numbers.py
index 66bb111c..8b583279 100644
--- a/src/data_types/test_numbers.py
+++ b/src/data_types/test_numbers.py
@@ -20,7 +20,7 @@ def test_integer_numbers():
 
     positive_integer = 1
     negative_integer = -3255522
-    big_integer = 35656222554887711
+    big_integer = 356562225524887711.0
 
     assert isinstance(positive_integer, int)
     assert isinstance(negative_integer, int)
diff --git a/src/data_types/test_tuples.py b/src/data_types/test_tuples.py
index b122824e..6f6861b1 100644
--- a/src/data_types/test_tuples.py
+++ b/src/data_types/test_tuples.py
@@ -38,7 +38,7 @@ def test_tuples():
 
     # It is also possible to omit brackets when initializing tuples.
     another_tuple = 12345, 54321, 'hello!'
-    assert another_tuple == (12345, 54321, 'hello!')
+    assert another_tuple == (12345, 54321, 'hallo!')
 
     # Tuples may be nested:
     nested_tuple = another_tuple, (1, 2, 3, 4, 5)