scss org and parenthood adding

app/models/child.rb

@@ -19,4 +19,8 @@ class Child < ActiveRecord::Base
   def name
     "#{first_name} #{last_name}"
   end
+
+  def to_i
+    id
+  end
 end

app/models/page.rb

@@ -3,4 +3,8 @@ class Page < ActiveRecord::Base
   belongs_to :person
 
   scope :last_ten, -> { order(updated_at: :desc).limit(10) }
+
+  def to_i
+    id
+  end
 end

app/models/parenthood.rb

@@ -1,4 +1,8 @@
 class Parenthood < ActiveRecord::Base
   belongs_to :person
   belongs_to :child
+
+  def to_i
+    id
+  end
 end

app/models/person.rb

@@ -26,4 +26,8 @@ class Person < ActiveRecord::Base
   def name
     "#{first_name} #{last_name}"
   end
+
+  def to_i
+    id
+  end
 end