diff --git a/index.html b/index.html
index c61f181..3747b9c 100644
--- a/index.html
+++ b/index.html
@@ -49,7 +49,10 @@ <h2>Juegos de Primaria</h2>
 
     <button id="boton-oxidacion" class="empezar">Oxidación</button>
 
-</body>
+    <div style="display:none;">
+        <img src="/src/img/englishWords/alien.jpeg">
+    </div>
 
+</body>
 
 </html>
\ No newline at end of file
diff --git a/src/modules/english/EnglishWords.ts b/src/modules/english/English.data.ts
similarity index 99%
rename from src/modules/english/EnglishWords.ts
rename to src/modules/english/English.data.ts
index 96a38f6..b2c7ead 100644
--- a/src/modules/english/EnglishWords.ts
+++ b/src/modules/english/English.data.ts
@@ -1,4 +1,4 @@
-import { EnglishWord, WordTipo } from './EnglishEnums';
+import { EnglishWord, WordTipo } from './English.model';
 
 export let englishWords: EnglishWord[] = [
     {
diff --git a/src/modules/english/EnglishEnums.ts b/src/modules/english/English.model.ts
similarity index 100%
rename from src/modules/english/EnglishEnums.ts
rename to src/modules/english/English.model.ts
diff --git a/src/modules/english/EnglishVocabulary.ts b/src/modules/english/EnglishVocabulary.ts
index 11cb4dc..16c2423 100644
--- a/src/modules/english/EnglishVocabulary.ts
+++ b/src/modules/english/EnglishVocabulary.ts
@@ -1,5 +1,5 @@
-import { EnglishWord, WordTipo } from './EnglishEnums';
-import { englishWords } from './EnglishWords'
+import { EnglishWord, WordTipo } from './English.model';
+import { englishWords } from './English.data'
 import { getRandomElements, mostrar, randomNumber, shuffleArray } from '../generic'
 import { Juego, homeWork } from '../../main';
 
diff --git a/src/modules/oxidacion/oxidacionElements.ts b/src/modules/oxidacion/oxidacion.data.ts
similarity index 98%
rename from src/modules/oxidacion/oxidacionElements.ts
rename to src/modules/oxidacion/oxidacion.data.ts
index 468683a..835ac10 100644
--- a/src/modules/oxidacion/oxidacionElements.ts
+++ b/src/modules/oxidacion/oxidacion.data.ts
@@ -1,4 +1,4 @@
-import { Elemento, ElementoTipo } from "./oxidacionEnums";
+import { Elemento, ElementoTipo } from "./oxidacion.model";
 
 export let elementos: Elemento[] = [
     {
diff --git a/src/modules/oxidacion/oxidacionEnums.ts b/src/modules/oxidacion/oxidacion.model.ts
similarity index 100%
rename from src/modules/oxidacion/oxidacionEnums.ts
rename to src/modules/oxidacion/oxidacion.model.ts
diff --git a/src/modules/oxidacion/oxidacion.ts b/src/modules/oxidacion/oxidacion.ts
index 20f2090..9f47427 100644
--- a/src/modules/oxidacion/oxidacion.ts
+++ b/src/modules/oxidacion/oxidacion.ts
@@ -1,7 +1,7 @@
 import { Juego, homeWork } from '../../main'
 import { mostrar, quitarError, randomNumber } from '../generic';
-import { elementos } from './oxidacionElements';
-import { Elemento, ElementoTipo } from './oxidacionEnums';
+import { elementos } from './oxidacion.data';
+import { Elemento, ElementoTipo } from './oxidacion.model';
 
 export let elementoPregunta: Elemento = {
     tipo: ElementoTipo.metal,
diff --git a/src/modules/reto/retoData.ts b/src/modules/reto/reto.data.ts
similarity index 95%
rename from src/modules/reto/retoData.ts
rename to src/modules/reto/reto.data.ts
index 46f89db..c3525f6 100644
--- a/src/modules/reto/retoData.ts
+++ b/src/modules/reto/reto.data.ts
@@ -1,4 +1,4 @@
-import { Cosa, Genero } from './retoEnum'
+import { Cosa, Genero } from './reto.model'
 
 export let cosas: Cosa[] = [
     {
diff --git a/src/modules/reto/retoEnum.ts b/src/modules/reto/reto.model.ts
similarity index 100%
rename from src/modules/reto/retoEnum.ts
rename to src/modules/reto/reto.model.ts
diff --git a/src/modules/reto/reto.ts b/src/modules/reto/reto.ts
index b23aee9..4dbf3e8 100644
--- a/src/modules/reto/reto.ts
+++ b/src/modules/reto/reto.ts
@@ -1,8 +1,8 @@
 import { Juego, homeWork } from "../../main";
 import { getRandomElements, mostrar, randomNumber } from "../generic";
 import { calcular } from "../math";
-import { cosas } from "./retoData";
-import { Genero } from "./retoEnum";
+import { cosas } from "./reto.data";
+import { Genero } from "./reto.model";
 
 export let valor_a_reto: number;
 export let valor_b_reto: number;