fixed some typos

Author: tkoar

README.md

@@ -3,7 +3,7 @@
 
 ### Introduction
 
-Now that you know about variables, you want to use them to associate them with some data.  Here, we will be using variables to store information related to a vacation that we would like to go on.
+Now that we know about variables, we want to put them to use by associating them with some data.  Here, we will be using variables to store information related to a vacation that we would like to go on.
 
 Just as before, we ask you to run the code and ensure that it matches what is commented out.
 
@@ -14,21 +14,21 @@ Just as before, we ask you to run the code and ensure that it matches what is co
 
 ### Assigning variables
 
-Assign a variable of `travel_month` equal to the string "January", as that is the month you would like to travel.
+Assign a variable of `travel_month` equal to the string "January", as that is the month we would like to travel.
 
 
 ```python
 travel_month = None
 ```
 
-> We start by setting the variable equal to the data type None.  As you know, `None` represents the absence of a value.  And now you can take care of assigning the variable to something other than `None`.
+> We start by setting the variable equal to the data type None.  As we know, `None` represents the absence of a value. Now we can take care of assigning the variable to something other than `None`.
 
 
 ```python
 travel_month # "January"
 ```
 
-Now let's assign a variable equal to the number of weeks that you would like to travel, 3. 
+Now let's assign a variable equal to the number of weeks that we would like to travel, 3. 
 
 
 ```python
@@ -40,7 +40,7 @@ number_of_weeks = None
 number_of_weeks # 3
 ```
 
-Now, you just learned that you can travel for a longer period of time.  So reassign the `number_of_weeks` variable equal to `5`.
+UPDATE: we just learned that we can travel for a longer period of time. So, we need to reassign the `number_of_weeks` variable equal to `5`.
 
 
 ```python
@@ -51,4 +51,4 @@ Now that's more like it.
 
 ### Summary
 
-Great! In this lab, you were able to get a sense how to store information in variables through assignment and reassignment.
+Great! In this lab, we were able to get a sense how to store information in variables through assignment and reassignment.

index.ipynb

@@ -18,7 +18,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "Now that you know about variables, you want to use them to associate them with some data.  Here, we will be using variables to store information related to a vacation that we would like to go on.\n",
+    "Now that we know about variables, we want to put them to use by associating them with some data.  Here, we will be using variables to store information related to a vacation that we would like to go on.\n",
     "\n",
     "Just as before, we ask you to run the code and ensure that it matches what is commented out."
    ]
@@ -49,12 +49,12 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "Assign a variable of `travel_month` equal to the string \"January\", as that is the month you would like to travel."
+    "Assign a variable of `travel_month` equal to the string \"January\", as that is the month we would like to travel."
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 7,
+   "execution_count": 1,
    "metadata": {
     "collapsed": true
    },
@@ -67,13 +67,15 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "> We start by setting the variable equal to the data type None.  As you know, `None` represents the absence of a value.  And now you can take care of assigning the variable to something other than `None`."
+    "> We start by setting the variable equal to the data type None.  As we know, `None` represents the absence of a value. Now we can take care of assigning the variable to something other than `None`."
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 8,
-   "metadata": {},
+   "execution_count": 2,
+   "metadata": {
+    "collapsed": true
+   },
    "outputs": [],
    "source": [
     "travel_month # \"January\""
@@ -83,12 +85,12 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "Now let's assign a variable equal to the number of weeks that you would like to travel, 3. "
+    "Now let's assign a variable equal to the number of weeks that we would like to travel, 3. "
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 9,
+   "execution_count": 3,
    "metadata": {
     "collapsed": true
    },
@@ -99,7 +101,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 10,
+   "execution_count": 4,
    "metadata": {
     "collapsed": true
    },
@@ -112,12 +114,12 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "Now, you just learned that you can travel for a longer period of time.  So reassign the `number_of_weeks` variable equal to `5`."
+    "UPDATE: we just learned that we can travel for a longer period of time. So, we need to reassign the `number_of_weeks` variable equal to `5`."
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 5,
    "metadata": {
     "collapsed": true
    },
@@ -144,27 +146,27 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "Great! In this lab, you were able to get a sense how to store information in variables through assignment and reassignment."
+    "Great! In this lab, we were able to get a sense how to store information in variables through assignment and reassignment."
    ]
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3",
+   "display_name": "Python 2",
    "language": "python",
-   "name": "python3"
+   "name": "python2"
   },
   "language_info": {
    "codemirror_mode": {
     "name": "ipython",
-    "version": 3
+    "version": 2
    },
    "file_extension": ".py",
    "mimetype": "text/x-python",
    "name": "python",
    "nbconvert_exporter": "python",
-   "pygments_lexer": "ipython3",
-   "version": "3.6.1"
+   "pygments_lexer": "ipython2",
+   "version": "2.7.14"
   }
  },
  "nbformat": 4,