diff --git a/app/assets/stylesheets/application.scss b/app/assets/stylesheets/application.scss
index 80516ccf63d53c6152492ff84be80eb0433f00cd..ab180a93c9739f4987b9ca6bc1911d7fee3c15c9 100644
--- a/app/assets/stylesheets/application.scss
+++ b/app/assets/stylesheets/application.scss
@@ -137,7 +137,7 @@ header {
     // search
     .search-input {
       margin-top: 40px;
-      margin-bottom: 5px;
+      margin-bottom: 22px;
       text-align: right;
 
       // text input
diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 42f9105d591600c7ab04af8fa37cb4a6a952f91d..106b97dbe9c01f0768f25cdb9a2df90a03e47bb6 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -4,11 +4,16 @@ class ApplicationController < ActionController::Base
   # Prevent CSRF attacks by raising an exception.
   # For APIs, you may want to use :null_session instead.
   protect_from_forgery with: :null_session
+  before_action :count_learning_objects
   before_action :configure_permitted_parameters, if: :devise_controller?
   before_action :set_current_user_collections, if: :user_signed_in?
 
   protected
 
+  def count_learning_objects
+    @learning_object_count = learning_object_repository.count_all
+  end
+
   def set_current_user_collections
     @user_collections = collection_repository.all Collections::UserContext.new(current_user)
   end
diff --git a/app/controllers/search_controller.rb b/app/controllers/search_controller.rb
index b16e7f87be2c1315615a97d119329bb05a083ddb..def79d77fea07a842051ac311d4723dc0d806ce4 100644
--- a/app/controllers/search_controller.rb
+++ b/app/controllers/search_controller.rb
@@ -4,10 +4,9 @@ class SearchController < ApplicationController
   def index
     @types = learning_object_repository.types
 
-    @subjects = ['Arte', 'Biologia', 'Ciências', 'Educação Física', 'Filosofia', 'Física', 'Geografia', 'História', 'Matemática', 'Português', 'Química', 'Sociologia']
+    @subjects = Subject.default_list
 
-    # 'Ensino Infantil' and 'Ensino Superior' will only exist after creation of new learning objects or update of the old ones
-    @school_levels = ['Ensino Infantil', 'Ensino Fundamental Inicial', 'Ensino Fundamental', 'Ensino Fundamental Final', 'Ensino Médio', 'Ensino Superior', 'Ensino Profissionalizante']
+    @school_levels = ['Educação Infantil', 'Ensino Fundamental', 'Ensino Médio']
   end
 
   def fetch
diff --git a/app/models/subject.rb b/app/models/subject.rb
index 78f8f4cebec2cf62d315f5bbe7889c2c7ed904cb..ca0c0852fdc3d5d1ed5767fdf560eabf93c66640 100644
--- a/app/models/subject.rb
+++ b/app/models/subject.rb
@@ -13,4 +13,8 @@ class Subject
   def subject_repository
     Portalmec::Application.repository.for :subject
   end
+
+  def self.default_list
+    ['Arte', 'Biologia', 'Ciências', 'Educação Física', 'Filosofia', 'Física', 'Geografia', 'História', 'Matemática', 'Português', 'Química', 'Sociologia']
+  end
 end
diff --git a/app/repositories/orient_db/learning_object_repository.rb b/app/repositories/orient_db/learning_object_repository.rb
index fba180810448f31eab2da116a1fd88b6115f23dc..11682635a4996a81b7e15e2b93c4b66cadbc5f65 100644
--- a/app/repositories/orient_db/learning_object_repository.rb
+++ b/app/repositories/orient_db/learning_object_repository.rb
@@ -13,7 +13,7 @@ module OrientDb
     def increment_views(user, learning_object)
       values = {date: sanitize_orientdb_values(Time.now)}
 
-      # If doesn't exist edges from user and learning object, create it and increment attribute 
+      # If doesn't exist edges from user and learning object, create it and increment attribute
       if !edge_exists? "Views", user.rid, learning_object.id
         create_and_set_edge "Views", user.rid, learning_object.id, values
         learning_object.views = learning_object.views + 1
@@ -30,7 +30,7 @@ module OrientDb
     def download(user, learning_object)
       download_edge_class = 'Downloads'
       values = {date: sanitize_orientdb_values(Time.now)}
-        
+
       create_and_set_edge download_edge_class, user.rid, learning_object.id, values
       learning_object.downloads = learning_object.downloads + 1
     end
@@ -57,7 +57,7 @@ module OrientDb
       if !liked? user, learning_object
         # The properties of edge. In this case, only date for edge 'Likes'
         values = {date: sanitize_orientdb_values(Time.now)}
-        
+
         create_and_set_edge like_edge_class, user.rid, learning_object.id, values
         learning_object.likes = learning_object.likes + 1
       end
@@ -234,9 +234,12 @@ module OrientDb
                     'score DESC'
                 end
 
-        query = "SELECT FROM LearningObject WHERE [name, description] LUCENE '#{qry}'"
-        query = query + " AND out('IsAbout') CONTAINS (name in ['" + params[:subject].join("','") + "'])" unless params[:subject].blank?
-        query = query + " AND out('IsAbout') CONTAINS (name in ['" + params[:school_level].join("','") + "'])" unless params[:school_level].blank?
+        query = "SELECT FROM LearningObject WHERE [name, description, author] LUCENE '#{qry}'"
+        query += " AND out('IsAbout') CONTAINS (name in ['" + params[:subject].join("','") + "'])" unless params[:subject].blank?
+        unless params[:school_level].blank?
+          params[:school_level] << 'Ensino Fundamental Inicial' << 'Ensino Fundamental Final' if params[:school_level].include? 'Ensino Fundamental'
+          query += " AND out('IsAbout') CONTAINS (name in ['" + params[:school_level].join("','") + "'])"
+        end
         query = "SELECT * FROM (" + query + ") WHERE " + fetch_types(params[:type]) unless params[:type].blank?
         query = "SELECT * FROM (" + query + ") WHERE " + fetch_year(params[:year]) unless params[:year].blank?
         query = "SELECT * FROM (" + query + ") ORDER BY #{order}"
@@ -281,6 +284,17 @@ module OrientDb
       qry
     end
 
+    def count_all
+      Rails.cache.fetch('learning_object/count_all', expires_in: 6.hours) do
+        result = connection.query 'SELECT COUNT(*) as count FROM LearningObject', limit: 1
+        result[0]["count"]
+      end
+    end
+
+    def count_likes(learning_object)
+      get_in_edges_count "Likes", learning_object.id
+    end
+
     def count_likes(learning_object)
       get_in_edges_count "Likes", learning_object.id
     end
diff --git a/app/views/search/index.html.erb b/app/views/search/index.html.erb
index f05dc2e30b57cb825a405c45516f0516ae425a20..05daf66b3ff69cc5ab6b41f9da91839d3e016743 100644
--- a/app/views/search/index.html.erb
+++ b/app/views/search/index.html.erb
@@ -1,7 +1,6 @@
 <%= content_for(:body_attributes) do %> data-no-turbolink <% end %>
 <div class="row">
   <div class="col-sm-3 search-sidebar" id="menu-left">
-    <!-- <h2>Busca Avançada</h2> -->
     <div class="media filters">
       <div class="media-left">
         <%= image_tag 'icons/filter.png', width:'40px', height:'40px' %>
@@ -22,239 +21,12 @@
         <% end %>
       </div>
 
-      <!-- <div class="dropdown-element">
-        <h4 class="dropdown">Arte<span class="caret caret-align-right"/></h4>
-        <div>
-          <select class="select-tag-container filter-subject" multiple="multiple">
-              <option value="Pinturas">Conjuntos</option>
-              <option value="Historia">História Da Arte</option>
-          </select>
-        </div>
-        <h4 class="dropdown">Biologia<span class="caret caret-align-right"/></h4>
-
-        <div>
-          <select class="select-tag-container filter-subject" multiple="multiple">
-            <option value="">Todos</option>
-            <option value="Plantas">Plantas</option>
-            <option value="">...</option>
-            <option value="">...</option>
-          </select>
-        </div>
-        <h4 class="dropdown">Ciências<span class="caret caret-align-right"/></h4>
-
-        <div>
-          <select class="select-tag-container filter-subject" multiple="multiple">
-            <option value="">Todos</option>
-            <optgroup label="Básico">
-              <option value="">...</option>
-              <option value="">...</option>
-            </optgroup>
-            <optgroup label="Avançada">
-              <option value="">...</option>
-            </optgroup>
-          </select>
-        </div>
-        <h4 class="dropdown">Educação Física<span class="caret caret-align-right"/></h4>
-
-        <div>
-          <select class="select-tag-container filter-subject" multiple="multiple">
-            <option value="">Todos</option>
-            <optgroup label="Básico">
-              <option value="">...</option>
-              <option value="">...</option>
-            </optgroup>
-            <optgroup label="Avançada">
-              <option value="">...</option>
-            </optgroup>
-          </select>
-        </div>
-        <h4 class="dropdown">Ensino Religioso<span class="caret caret-align-right"/></h4>
-
-        <div>
-          <select class="select-tag-container filter-subject" multiple="multiple">
-            <option value="">Todos</option>
-            <optgroup label="Básico">
-              <option value="">...</option>
-              <option value="">...</option>
-            </optgroup>
-            <optgroup label="Avançada">
-              <option value="">...</option>
-            </optgroup>
-          </select>
-        </div>
-        <h4 class="dropdown">Física<span class="caret caret-align-right"/></h4>
-
-        <div>
-          <select class="select-tag-container filter-subject" multiple="multiple">
-            <option value="">Todos</option>
-            <optgroup label="Básico">
-              <option value="">...</option>
-              <option value="">...</option>
-            </optgroup>
-            <optgroup label="Avançada">
-              <option value="">...</option>
-            </optgroup>
-          </select>
-        </div>
-        <h4 class="dropdown">Filosofia<span class="caret caret-align-right"/></h4>
-
-        <div>
-          <select class="select-tag-container filter-subject" multiple="multiple">
-            <option value="">Todos</option>
-            <optgroup label="Básico">
-              <option value="">...</option>
-              <option value="">...</option>
-            </optgroup>
-            <optgroup label="Avançada">
-              <option value="">...</option>
-            </optgroup>
-          </select>
-        </div>
-        <h4 class="dropdown">Geografia<span class="caret caret-align-right"/></h4>
-        <div>
-          <select class="select-tag-container filter-subject" multiple="multiple">
-            <option value="">Todos</option>
-            <optgroup label="Básico">
-              <option value="">...</option>
-              <option value="">...</option>
-            </optgroup>
-            <optgroup label="Avançada">
-              <option value="">...</option>
-            </optgroup>
-          </select>
-        </div>
-        <h4 class="dropdown">História<span class="caret caret-align-right"/></h4>
-
-        <div>
-          <select class="select-tag-container filter-subject" multiple="multiple">
-            <option value="">Todos</option>
-            <optgroup label="Básico">
-              <option value="">História do Brasil</option>
-              <option value="">...</option>
-            </optgroup>
-            <optgroup label="Avançada">
-              <option value="">...</option>
-            </optgroup>
-          </select>
-        </div>
-        <h4 class="dropdown"> Língua estrangeira moderna <span class="caret caret-align-right"/></h4>
-
-        <div>
-          <select class="select-tag-container filter-subject" multiple="multiple">
-            <option value="">Todos</option>
-            <optgroup label="Básico">
-              <option value="">...</option>
-              <option value="">...</option>
-            </optgroup>
-            <optgroup label="Avançada">
-              <option value="">...</option>
-            </optgroup>
-          </select>
-        </div>
-        <h4 class="dropdown">Língua Portuguesa<span class="caret caret-align-right"/></h4>
-        <div>
-          <select class="select-tag-container filter-subject" multiple="multiple">
-            <option value="">Todos</option>
-            <optgroup label="Básico">
-              <option value="">...</option>
-              <option value="">...</option>
-            </optgroup>
-            <optgroup label="Avançada">
-              <option value="">...</option>
-            </optgroup>
-          </select>
-        </div>
-        <h4 class="dropdown">Matemática<span class="caret caret-align-right"/></h4>
-
-        <div>
-          <select class="select-tag-container filter-subject" multiple="multiple">
-              <option value="Conjunto">Conjuntos</option>
-              <option value="Soma">Soma</option>
-              <option value="Algebra">Álgebra</option>
-          </select>
-        </div>
-        <h4 class="dropdown">Química<span class="caret caret-align-right"/></h4>
-
-        <div>
-          <select class="select-tag-container filter-subject" multiple="multiple">
-              <option value="">..</option>
-              <option value="">..</option>
-              <option value="">..</option>
-          </select>
-        </div>
-        <h4 class="dropdown">Sociologia<span class="caret caret-align-right"/></h4>
-
-        <div>
-          <select class="select-tag-container filter-subject" multiple="multiple">
-              <option value="">..</option>
-              <option value="">..</option>
-              <option value="">..</option>
-          </select>
-        </div>
-      </div> -->
-      <!--fim materias -->
       <% unless @types.blank? %>
       <h3 class="dropdown open">Conteúdo<span class="caret caret-align-right"/></h3><!--Tipo 1-->
       <div class="dropdown-element">
         <% @types.each do |type| %>
           <label class="label-checkbox"><input value="<%= type %>" name="filter-type" type="checkbox"> <%= type %></label><br/>
         <% end %>
-        <!-- <table class="tipo1" style="width:100%">
-          <tr>
-            <td><p>Mídia</p></td>
-            <td></td>
-          </tr>
-          <tr>
-            <td><input value="Fotos" name="filter-type" type="checkbox"> Fotos</td>
-            <td><input value="Imagens" name="filter-type" type="checkbox"> Imagens</td>
-          </tr>
-          <tr>
-            <td><input value="Áudio" name="filter-type" type="checkbox"> Áudio</td>
-            <td><input value="Vídeos" name="filter-type" type="checkbox"> Vídeos</td>
-          </tr>
-          <tr>
-            <td><input value="Apresentações Multimídia" name="filter-type" type="checkbox"> Apresentações Multimídia</td>
-            <td><input value="Apps" name="filter-type" type="checkbox"> Apps</td>
-          </tr>
-          <tr>
-            <td></td>
-            <td></td>
-          </tr>
-          <tr>
-            <td><p>Textos</p></td>
-            <td></td>
-          </tr>
-          <tr>
-            <td><input value="Anais" name="filter-type" type="checkbox"> Anais</td>
-            <td><input value="Artigos Web" name="filter-type" type="checkbox"> Artigos Web</td>
-          </tr>
-          <tr>
-            <td><input value="Capítulos de Livros" name="filter-type" type="checkbox"> Capítulos de Livros</td>
-            <td><input value="Dissertações" name="filter-type" type="checkbox"> Dissertações</td>
-          </tr>
-          <tr>
-            <td><input value="Livros" name="filter-type" type="checkbox"> Livros</td>
-            <td><input value="Monografias" name="filter-type" type="checkbox"> Monografias</td>
-          </tr>
-          <tr>
-            <td><input value="Periódicos" name="filter-type" type="checkbox"> Periódicos</td>
-            <td><input value="Revistas" name="filter-type" type="checkbox"> Revistas</td>
-          </tr>
-          <tr>
-            <td><input value="Teses" name="filter-type" type="checkbox"> Teses</td>
-          </tr>
-          <tr>
-            <td></td>
-            <td></td>
-          </tr>
-          <tr>
-            <td><p>Outros</p></td>
-            <td></td>
-          </tr>
-          <tr>
-            <td><input value="Planos de Aula" name="filter-type" type="checkbox"> Planos de Aula</td>
-          </tr>
-        </table> -->
       </div>
       <% end %>
 
@@ -266,54 +38,7 @@
         <% end %>
       </div>
     </div>
-    <!-- fim div class="nestedAccordion"-->
-
-  <!--  <div class="nestedAccordion">
-      <h3 class="dropdown">Ano de Publicação<span class="caret caret-align-right"/></h3>
-      <div class="dropdown-element">
-        <form id="filter-year">
-          <input type="radio" name="year" value="single" checked>Ano:<br/>
-          <input type="text" name="singleYear" size="8">
-          <br/>
-          <input type="radio" name="year" value="range">Intervalo:<br/>
-          <input type="text" name="startYear" size="8"> - <input type="text" name="endYear" size="8">
-          <br/><br/>
-          <button type="submit" class="btn btn-default">Pesquisar</button>
-        </form>
-      </div>
-
-      <h3 class="dropdown">Pesquisa Avançada<span class="caret caret-align-right"/></h3>
-      <form method="get" class="regex">
-        <div class="dropdown-element">
-          <table style="width:100%">
-            <tr>
-              <td>Todas estas palavras:</td>
-              <td><input type="text" name="all" ></td>
-            </tr>
-            <tr>
-              <td>A frase exata:</td>
-              <td><input type="text" name="exact" ></td>
-            </tr>
-            <tr>
-              <td>Qualquer uma destas palavras:</td>
-              <td><input type="text" name="any"></td>
-            </tr>
-            <tr>
-              <td>Nenhuma destas palavras:</td>
-              <td><input type="text" name="none"></td>
-            </tr>
-            <tr>
-              <td></td>
-              <td align="right"><br>
-                <button type="submit" class="btn btn-default regex-submit">Pesquisar</button>
-              </td>
-            </tr>
-          </table>
-        </div>
-      </form>
-    </div>-->
   </div>
-  <!--/span col sm-4-->
 
   <!-- search results -->
   <div class="col-sm-9">
@@ -326,7 +51,7 @@
         <div class="col-sm-6" style="text-align: right">
           <form method="get">
             <input type="hidden" name="qry" value="<%= params["qry"] %>">
-
+            <label class="result-info">ordenar por </label>
             <select class="order sort-dropdown" name="order">
               <option value="">relevância</option>
               <option value="author">autores</option>
diff --git a/app/views/shared/application/_header.html.erb b/app/views/shared/application/_header.html.erb
index 189269e96931d1d56b22d4140085f330665d9c3a..7569168e486b5f8a2cf2bf6cddd5a3a3e7c1b388 100644
--- a/app/views/shared/application/_header.html.erb
+++ b/app/views/shared/application/_header.html.erb
@@ -37,17 +37,12 @@
           <div class="search-input">
             <form action="/search" method="get">
               <div class="input-group" id="search">
-                <input type="text" placeholder="buscar" class="form-control" name="query" id="main_search">
-
-
-
-
+                <input type="text" placeholder="buscar em <%= number_with_delimiter(@learning_object_count, delimiter: ".") %> objetos educacionais" class="form-control" name="query" id="main_search">
                 <div class="input-group-btn">
                   <button class="btn btn-default" type="submit"><i class="glyphicon glyphicon-search"></i></button>
                 </div>
               </div>
             </form>
-            <%= link_to 'busca avançada', search_path, class: 'search-label' %>
           </div>
         </div>
 
@@ -119,4 +114,4 @@
       </div>
     </div>
   </div>
-</header>
\ No newline at end of file
+</header>