diff --git a/README.md b/README.md
index 70191b67..924a63e0 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@ A [Mongoengine](https://mongoengine-odm.readthedocs.io/) integration for [Graphe
 
 ## Installation
 
-For instaling graphene-mongo, just run this command in your shell
+For installing graphene-mongo, just run this command in your shell
 
 ```
 pip install graphene-mongo
diff --git a/README.rst b/README.rst
index 9748bab2..993b28e1 100644
--- a/README.rst
+++ b/README.rst
@@ -15,7 +15,7 @@ A `Mongoengine <https://mongoengine-odm.readthedocs.io/>`__ integration for `Gra
 Installation
 ------------
 
-For instaling graphene-mongo, just run this command in your shell
+For installing graphene-mongo, just run this command in your shell
 
 .. code:: bash
 
diff --git a/docs/tutorial.rst b/docs/tutorial.rst
index 6fd70be6..2ba31a63 100644
--- a/docs/tutorial.rst
+++ b/docs/tutorial.rst
@@ -64,7 +64,7 @@ Let's get start with following models:
 Schema
 ------
 
-Here I assume you guys have the basic knowledage of how schema works in GraphQL, that I define the *root type*  as the `Query` class below with the ability to list all employees.
+Here I assume you guys have the basic knowledge of how schema works in GraphQL, that I define the *root type*  as the `Query` class below with the ability to list all employees.
 
 .. code:: python
 
diff --git a/examples/flask_mongoengine/app.py b/examples/flask_mongoengine/app.py
index 659becc9..9f81a3fa 100644
--- a/examples/flask_mongoengine/app.py
+++ b/examples/flask_mongoengine/app.py
@@ -47,4 +47,3 @@
 if __name__ == '__main__':
     init_db()
     app.run()
-
diff --git a/examples/flask_mongoengine/schema.py b/examples/flask_mongoengine/schema.py
index 9715751e..1377ca35 100644
--- a/examples/flask_mongoengine/schema.py
+++ b/examples/flask_mongoengine/schema.py
@@ -6,6 +6,7 @@
 from models import Role as RoleModel
 from models import Task as TaskModel
 
+
 class Department(MongoengineObjectType):
 
     class Meta:
@@ -26,6 +27,7 @@ class Meta:
         model = TaskModel
         interfaces = (Node,)
 
+
 class Employee(MongoengineObjectType):
 
     class Meta:
@@ -39,5 +41,5 @@ class Query(graphene.ObjectType):
     all_roles = MongoengineConnectionField(Role)
     role = graphene.Field(Role)
 
-schema = graphene.Schema(query=Query, types=[Department, Employee, Role])
 
+schema = graphene.Schema(query=Query, types=[Department, Employee, Role])
diff --git a/graphene_mongo/tests/models.py b/graphene_mongo/tests/models.py
index 06403c63..e06125ca 100644
--- a/graphene_mongo/tests/models.py
+++ b/graphene_mongo/tests/models.py
@@ -45,7 +45,7 @@ class Article(mongoengine.Document):
         help_text="The date of first press.")
     editor = mongoengine.ReferenceField(Editor)
     reporter = mongoengine.ReferenceField('Reporter')
-    # Will not convert this field cause no chioces
+    # Will not convert this field cause no choices
     generic_reference = mongoengine.GenericReferenceField()
 
 
@@ -69,14 +69,6 @@ class Reporter(mongoengine.Document):
     articles = mongoengine.ListField(mongoengine.ReferenceField(Article))
     embedded_articles = mongoengine.ListField(mongoengine.EmbeddedDocumentField(EmbeddedArticle))
     embedded_list_articles = mongoengine.EmbeddedDocumentListField(EmbeddedArticle)
-    id = mongoengine.StringField(primary_key=True)
-    first_name = mongoengine.StringField(required=True)
-    last_name = mongoengine.StringField(required=True)
-    email = mongoengine.EmailField()
-    awards = mongoengine.ListField(mongoengine.StringField())
-    articles = mongoengine.ListField(mongoengine.ReferenceField(Article))
-    embedded_articles = mongoengine.ListField(mongoengine.EmbeddedDocumentField(EmbeddedArticle))
-    embedded_list_articles = mongoengine.EmbeddedDocumentListField(EmbeddedArticle)
     generic_reference = mongoengine.GenericReferenceField(
         choices=[Article, Editor, ]
     )
diff --git a/graphene_mongo/types.py b/graphene_mongo/types.py
index 36cb65dd..7ea46e50 100644
--- a/graphene_mongo/types.py
+++ b/graphene_mongo/types.py
@@ -21,7 +21,7 @@ def construct_fields(model, registry, only_fields, exclude_fields):
         exclude_fields ([str]):
 
     Returns:
-        (OrderedDict, OrderedDict): coverted fields and self reference fields.
+        (OrderedDict, OrderedDict): converted fields and self reference fields.
 
     """
     _model_fields = get_model_fields(model)
@@ -163,13 +163,12 @@ def rescan_fields(cls):
 
         mongoengine_fields = yank_fields_from_attrs(converted_fields, _as=graphene.Field)
 
-        # The initial scan should take precidence
+        # The initial scan should take precedence
         for field in mongoengine_fields:
             if field not in cls._meta.fields:
                 cls._meta.fields.update({field: mongoengine_fields[field]})
         # Self-referenced fields can't change between scans!
 
-
     # noqa
     @classmethod
     def is_type_of(cls, root, info):