diff --git a/python_sandbox_starter/lists.py b/python_sandbox_starter/lists.py
index 6cd3bbd..0a4c68b 100644
--- a/python_sandbox_starter/lists.py
+++ b/python_sandbox_starter/lists.py
@@ -1 +1,22 @@
 # A List is a collection which is ordered and changeable. Allows duplicate members.
+
+# create list
+numbers = [1, 2, 3, 4, 5, 6]
+fruits = ['apples', 'oranges', 'grapes', 'pears']
+
+#use constructor
+numbers2 = list((9, 8, 7, 6, 5, 4, 3))
+
+print(numbers, numbers2)
+print(len(fruits))
+print(fruits[2])
+
+#append item to list
+fruits.append('mangoes')
+
+#insert into position of list
+fruits.insert(0, 'strawberries')
+
+# remove item from list
+fruits.remove(fruits[2])
+print(fruits)
\ No newline at end of file
diff --git a/python_sandbox_starter/strings.py b/python_sandbox_starter/strings.py
index 0942500..dbeb3bc 100644
--- a/python_sandbox_starter/strings.py
+++ b/python_sandbox_starter/strings.py
@@ -1,6 +1,19 @@
 # Strings in python are surrounded by either single or double quotation marks. Let's look at string formatting and some string methods
 
+name = 'Askhat'
+age = 37
+
+# Concatenate
+print('Hello my name is '+ name + ' i`am ' + str(age) +'.')
 
 # String Formatting
 
+# arguments by position
+print('my name is {name} i am {age}'.format(name = name, age = age))
+
+#F-Strings
+print(f'hello, my name is {name} and i am {age}')
+
 # String Methods
+s = 'hello, world!'
+print(s.capitalize())
diff --git a/python_sandbox_starter/tuples_sets.py b/python_sandbox_starter/tuples_sets.py
index 90d2fc4..48c9ada 100644
--- a/python_sandbox_starter/tuples_sets.py
+++ b/python_sandbox_starter/tuples_sets.py
@@ -1,5 +1,10 @@
 # A Tuple is a collection which is ordered and unchangeable. Allows duplicate members.
  
+fruits = ('apples', 'oranges', 'grapes')
+fruits2 = ('apples',)
 
-
+print(fruits2, type(fruits2))
+print(fruits[2])
+fruits[0] = 'strawberry'
 # A Set is a collection which is unordered and unindexed. No duplicate members.
+
diff --git a/python_sandbox_starter/variables.py b/python_sandbox_starter/variables.py
index 7ffc3e4..4122765 100644
--- a/python_sandbox_starter/variables.py
+++ b/python_sandbox_starter/variables.py
@@ -13,3 +13,14 @@
   - Must start with a letter or an underscore
   - Can have numbers but can not start with one
 """
+x=1
+y = 2.1
+name = "askhat"
+is_cool = True
+
+x, y, name, is_cool = (1, 2.5, 'askhat', True)
+a = x + y
+
+print(x, y, name, is_cool, a)
+
+print(type(y))
\ No newline at end of file