diff --git a/src/activities/memory-enumerate/resource/1/Data.qml b/src/activities/memory-enumerate/resource/1/Data.qml
index f727e6ef9..457ebc6fa 100644
--- a/src/activities/memory-enumerate/resource/1/Data.qml
+++ b/src/activities/memory-enumerate/resource/1/Data.qml
@@ -1,61 +1,65 @@
 /* GCompris - Data.qml
  *
  * Copyright (C) 2020 Deepak Kumar <deepakdk2431@gmail.com>
  *
  * Authors:
  *   Deepak Kumar <deepakdk2431@gmail.com>
  *
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
  *   the Free Software Foundation; either version 3 of the License, or
  *   (at your option) any later version.
  *
  *   This program is distributed in the hope that it will be useful,
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *   GNU General Public License for more details.
  *
  *   You should have received a copy of the GNU General Public License
  *   along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 import GCompris 1.0
 import GCompris 1.0 as GCompris
 
 Data {
     objective: qsTr("Match the numbers up to 2.")
     difficulty: 1
 
     property string url: "qrc:/gcompris/src/activities/memory-enumerate/resource/"
 
     property var texts: [
-                ["", 0],
                 ["", 1],
                 ["", 2],
+                ["", 1],
+                ["", 2]
             ]
 
     property var images: [
-                [url + 'math_0.svg', ''],
                 [url + 'math_1.svg', ''],
                 [url + 'math_2.svg', ''],
+                [url + 'math_1.svg', ''],
+                [url + 'math_2.svg', '']
             ]
 
     property var sounds: [
                 ["",
-                 GCompris.ApplicationInfo.getAudioFilePath("voices-$CA/$LOCALE/alphabet/U0030.$CA")],
+                 GCompris.ApplicationInfo.getAudioFilePath("voices-$CA/$LOCALE/alphabet/U0031.$CA")],
+                ["",
+                 GCompris.ApplicationInfo.getAudioFilePath("voices-$CA/$LOCALE/alphabet/U0032.$CA")],
                 ["",
                  GCompris.ApplicationInfo.getAudioFilePath("voices-$CA/$LOCALE/alphabet/U0031.$CA")],
                 ["",
                  GCompris.ApplicationInfo.getAudioFilePath("voices-$CA/$LOCALE/alphabet/U0032.$CA")]
             ]
 
     data: [
         { // Level 1
-            "columns": 1,
+            "columns": 2,
             "rows": 2,
-            "texts": texts.slice(0, 3),
-            "images": images.slice(0, 3),
-            "sounds": sounds.slice(0, 3)
+            "texts": texts.slice(0, 4),
+            "images": images.slice(0, 4),
+            "sounds": sounds.slice(0, 4)
         }
     ]
 }
diff --git a/src/activities/memory-enumerate/resource/2/Data.qml b/src/activities/memory-enumerate/resource/2/Data.qml
index df7f77179..db3dbd979 100644
--- a/src/activities/memory-enumerate/resource/2/Data.qml
+++ b/src/activities/memory-enumerate/resource/2/Data.qml
@@ -1,65 +1,66 @@
 /* GCompris - Data.qml
  *
  * Copyright (C) 2020 Deepak Kumar <deepakdk2431@gmail.com>
  *
  * Authors:
  *   Deepak Kumar <deepakdk2431@gmail.com>
  *
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
  *   the Free Software Foundation; either version 3 of the License, or
  *   (at your option) any later version.
  *
  *   This program is distributed in the hope that it will be useful,
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *   GNU General Public License for more details.
  *
  *   You should have received a copy of the GNU General Public License
  *   along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 import GCompris 1.0
 import GCompris 1.0 as GCompris
 
 Data {
     objective: qsTr("Match the numbers up to 3.")
     difficulty: 1
 
     property string url: "qrc:/gcompris/src/activities/memory-enumerate/resource/"
 
     property var texts: [
-                ["", 0],
                 ["", 1],
                 ["", 2],
+                ["", 2],
                 ["", 3]
+
             ]
 
     property var images: [
-                [url + 'math_0.svg', ''],
                 [url + 'math_1.svg', ''],
                 [url + 'math_2.svg', ''],
+                [url + 'math_2.svg', ''],
                 [url + 'math_3.svg', '']
             ]
 
     property var sounds: [
-                ["",
-                 GCompris.ApplicationInfo.getAudioFilePath("voices-$CA/$LOCALE/alphabet/U0030.$CA")],
                 ["",
                  GCompris.ApplicationInfo.getAudioFilePath("voices-$CA/$LOCALE/alphabet/U0031.$CA")],
                 ["",
                  GCompris.ApplicationInfo.getAudioFilePath("voices-$CA/$LOCALE/alphabet/U0032.$CA")],
+                ["",
+                 GCompris.ApplicationInfo.getAudioFilePath("voices-$CA/$LOCALE/alphabet/U0032.$CA")],
                 ["",
                  GCompris.ApplicationInfo.getAudioFilePath("voices-$CA/$LOCALE/alphabet/U0033.$CA")]
             ]
 
     data: [
         { // Level 1
             "columns": 2,
             "rows": 2,
             "texts": texts.slice(0, 4),
             "images": images.slice(0, 4),
             "sounds": sounds.slice(0, 4)
         }
     ]
 }
diff --git a/src/activities/memory-enumerate/resource/3/Data.qml b/src/activities/memory-enumerate/resource/3/Data.qml
index 8a995782b..36e03d6b9 100644
--- a/src/activities/memory-enumerate/resource/3/Data.qml
+++ b/src/activities/memory-enumerate/resource/3/Data.qml
@@ -1,69 +1,65 @@
 /* GCompris - Data.qml
  *
  * Copyright (C) 2020 Deepak Kumar <deepakdk2431@gmail.com>
  *
  * Authors:
  *   Deepak Kumar <deepakdk2431@gmail.com>
  *
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
  *   the Free Software Foundation; either version 3 of the License, or
  *   (at your option) any later version.
  *
  *   This program is distributed in the hope that it will be useful,
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *   GNU General Public License for more details.
  *
  *   You should have received a copy of the GNU General Public License
  *   along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 import GCompris 1.0
 import GCompris 1.0 as GCompris
 
 Data {
     objective: qsTr("Match the numbers up to 4.")
     difficulty: 1
 
     property string url: "qrc:/gcompris/src/activities/memory-enumerate/resource/"
 
     property var texts: [
-                ["", 0],
                 ["", 1],
                 ["", 2],
                 ["", 3],
                 ["", 4]
             ]
 
     property var images: [
-                [url + 'math_0.svg', ''],
                 [url + 'math_1.svg', ''],
                 [url + 'math_2.svg', ''],
                 [url + 'math_3.svg', ''],
                 [url + 'math_4.svg', '']
             ]
 
     property var sounds: [
-                ["",
-                 GCompris.ApplicationInfo.getAudioFilePath("voices-$CA/$LOCALE/alphabet/U0030.$CA")],
                 ["",
                  GCompris.ApplicationInfo.getAudioFilePath("voices-$CA/$LOCALE/alphabet/U0031.$CA")],
                 ["",
                  GCompris.ApplicationInfo.getAudioFilePath("voices-$CA/$LOCALE/alphabet/U0032.$CA")],
                 ["",
                  GCompris.ApplicationInfo.getAudioFilePath("voices-$CA/$LOCALE/alphabet/U0033.$CA")],
                 ["",
                  GCompris.ApplicationInfo.getAudioFilePath("voices-$CA/$LOCALE/alphabet/U0034.$CA")],
             ]
 
     data: [
         { // Level 1
             "columns": 2,
             "rows": 2,
-            "texts": texts.slice(0, 5),
-            "images": images.slice(0, 5),
-            "sounds": sounds.slice(0, 5)
+            "texts": texts.slice(0, 4),
+            "images": images.slice(0, 4),
+            "sounds": sounds.slice(0, 4)
         }
     ]
 }