diff --git a/webseite/config/subjects/mathe/topics/topic1/properties.json b/webseite/config/subjects/mathe/topics/topic1/properties.json
index 426de26..2922997 100644
--- a/webseite/config/subjects/mathe/topics/topic1/properties.json
+++ b/webseite/config/subjects/mathe/topics/topic1/properties.json
@@ -1,5 +1,5 @@
 {
-  "displayName": "Thema 1",
+  "displayName": "Schriftliches Multiplizieren",
   "icon": "fa-divide",
   "description": "Eine kurze Beschreibung des Themas",
   "relatedTopics": [
diff --git a/webseite/config/subjects/mathe/topics/topic10/article.html b/webseite/config/subjects/mathe/topics/topic10/article.html
new file mode 100644
index 0000000..74f9470
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic10/article.html
@@ -0,0 +1,5 @@
+Das ist der Erklärtext
+<img alt="Ein Bild" src="$TOPICPATH/image.png">
+<br>
+When \(a \ne 0\), there are two solutions to \(ax^2 + bx + c = 0\) and they are
+$$x = {-b \pm \sqrt{b^2-4ac} \over 2a}.$$
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic10/exercise1.pdf b/webseite/config/subjects/mathe/topics/topic10/exercise1.pdf
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index 0000000..10b056f
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index 0000000..a111ca4
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diff --git a/webseite/config/subjects/mathe/topics/topic10/properties.json b/webseite/config/subjects/mathe/topics/topic10/properties.json
new file mode 100644
index 0000000..017ce01
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic10/properties.json
@@ -0,0 +1,11 @@
+{
+  "displayName": "Rechnen mit Zeit",
+  "icon": "fa-divide",
+  "description": "Eine kurze Beschreibung des Themas",
+  "relatedTopics": [
+    "topic2", "topic3"
+  ],
+  "files": [
+    "exercise1.pdf"
+  ]
+}
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic11/article.html b/webseite/config/subjects/mathe/topics/topic11/article.html
new file mode 100644
index 0000000..74f9470
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic11/article.html
@@ -0,0 +1,5 @@
+Das ist der Erklärtext
+<img alt="Ein Bild" src="$TOPICPATH/image.png">
+<br>
+When \(a \ne 0\), there are two solutions to \(ax^2 + bx + c = 0\) and they are
+$$x = {-b \pm \sqrt{b^2-4ac} \over 2a}.$$
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic11/exercise1.pdf b/webseite/config/subjects/mathe/topics/topic11/exercise1.pdf
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index 0000000..10b056f
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diff --git a/webseite/config/subjects/mathe/topics/topic11/image.png b/webseite/config/subjects/mathe/topics/topic11/image.png
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index 0000000..a111ca4
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diff --git a/webseite/config/subjects/mathe/topics/topic11/properties.json b/webseite/config/subjects/mathe/topics/topic11/properties.json
new file mode 100644
index 0000000..2e2d568
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic11/properties.json
@@ -0,0 +1,11 @@
+{
+  "displayName": "Punkt- vor Strichrechnung",
+  "icon": "fa-divide",
+  "description": "Eine kurze Beschreibung des Themas",
+  "relatedTopics": [
+    "topic2", "topic3"
+  ],
+  "files": [
+    "exercise1.pdf"
+  ]
+}
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic12/article.html b/webseite/config/subjects/mathe/topics/topic12/article.html
new file mode 100644
index 0000000..74f9470
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic12/article.html
@@ -0,0 +1,5 @@
+Das ist der Erklärtext
+<img alt="Ein Bild" src="$TOPICPATH/image.png">
+<br>
+When \(a \ne 0\), there are two solutions to \(ax^2 + bx + c = 0\) and they are
+$$x = {-b \pm \sqrt{b^2-4ac} \over 2a}.$$
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic12/exercise1.pdf b/webseite/config/subjects/mathe/topics/topic12/exercise1.pdf
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diff --git a/webseite/config/subjects/mathe/topics/topic12/properties.json b/webseite/config/subjects/mathe/topics/topic12/properties.json
new file mode 100644
index 0000000..47b8541
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic12/properties.json
@@ -0,0 +1,11 @@
+{
+  "displayName": "Rechnen mit Klammern",
+  "icon": "fa-divide",
+  "description": "Eine kurze Beschreibung des Themas",
+  "relatedTopics": [
+    "topic2", "topic3"
+  ],
+  "files": [
+    "exercise1.pdf"
+  ]
+}
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic2/properties.json b/webseite/config/subjects/mathe/topics/topic2/properties.json
index d776814..de172f7 100644
--- a/webseite/config/subjects/mathe/topics/topic2/properties.json
+++ b/webseite/config/subjects/mathe/topics/topic2/properties.json
@@ -1,5 +1,5 @@
 {
-  "displayName": "Thema 2",
+  "displayName": "Schriftliches Dividieren",
   "icon": "fa-divide",
   "description": "Eine kurze Beschreibung des Themas",
   "relatedTopics": [
diff --git a/webseite/config/subjects/mathe/topics/topic3/properties.json b/webseite/config/subjects/mathe/topics/topic3/properties.json
index cbe7e38..c724984 100644
--- a/webseite/config/subjects/mathe/topics/topic3/properties.json
+++ b/webseite/config/subjects/mathe/topics/topic3/properties.json
@@ -1,5 +1,5 @@
 {
-  "displayName": "Thema 3",
+  "displayName": "Echte Brüche",
   "icon": "fa-divide",
   "description": "Eine kurze Beschreibung des Themas",
   "relatedTopics": [
diff --git a/webseite/config/subjects/mathe/topics/topic4/article.html b/webseite/config/subjects/mathe/topics/topic4/article.html
new file mode 100644
index 0000000..74f9470
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic4/article.html
@@ -0,0 +1,5 @@
+Das ist der Erklärtext
+<img alt="Ein Bild" src="$TOPICPATH/image.png">
+<br>
+When \(a \ne 0\), there are two solutions to \(ax^2 + bx + c = 0\) and they are
+$$x = {-b \pm \sqrt{b^2-4ac} \over 2a}.$$
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic4/exercise1.pdf b/webseite/config/subjects/mathe/topics/topic4/exercise1.pdf
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index 0000000..10b056f
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diff --git a/webseite/config/subjects/mathe/topics/topic4/image.png b/webseite/config/subjects/mathe/topics/topic4/image.png
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index 0000000..a111ca4
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diff --git a/webseite/config/subjects/mathe/topics/topic4/properties.json b/webseite/config/subjects/mathe/topics/topic4/properties.json
new file mode 100644
index 0000000..2d75863
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic4/properties.json
@@ -0,0 +1,11 @@
+{
+  "displayName": "Unechte Brüche",
+  "icon": "fa-divide",
+  "description": "Eine kurze Beschreibung des Themas",
+  "relatedTopics": [
+    "topic2", "topic3"
+  ],
+  "files": [
+    "exercise1.pdf"
+  ]
+}
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic5/article.html b/webseite/config/subjects/mathe/topics/topic5/article.html
new file mode 100644
index 0000000..74f9470
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic5/article.html
@@ -0,0 +1,5 @@
+Das ist der Erklärtext
+<img alt="Ein Bild" src="$TOPICPATH/image.png">
+<br>
+When \(a \ne 0\), there are two solutions to \(ax^2 + bx + c = 0\) and they are
+$$x = {-b \pm \sqrt{b^2-4ac} \over 2a}.$$
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic5/exercise1.pdf b/webseite/config/subjects/mathe/topics/topic5/exercise1.pdf
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diff --git a/webseite/config/subjects/mathe/topics/topic5/properties.json b/webseite/config/subjects/mathe/topics/topic5/properties.json
new file mode 100644
index 0000000..9e890e4
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic5/properties.json
@@ -0,0 +1,11 @@
+{
+  "displayName": "Gemischte Zahlen",
+  "icon": "fa-divide",
+  "description": "Eine kurze Beschreibung des Themas",
+  "relatedTopics": [
+    "topic2", "topic3"
+  ],
+  "files": [
+    "exercise1.pdf"
+  ]
+}
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic6/article.html b/webseite/config/subjects/mathe/topics/topic6/article.html
new file mode 100644
index 0000000..74f9470
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic6/article.html
@@ -0,0 +1,5 @@
+Das ist der Erklärtext
+<img alt="Ein Bild" src="$TOPICPATH/image.png">
+<br>
+When \(a \ne 0\), there are two solutions to \(ax^2 + bx + c = 0\) and they are
+$$x = {-b \pm \sqrt{b^2-4ac} \over 2a}.$$
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic6/exercise1.pdf b/webseite/config/subjects/mathe/topics/topic6/exercise1.pdf
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diff --git a/webseite/config/subjects/mathe/topics/topic6/properties.json b/webseite/config/subjects/mathe/topics/topic6/properties.json
new file mode 100644
index 0000000..522db7c
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic6/properties.json
@@ -0,0 +1,11 @@
+{
+  "displayName": "Addition & Subtraktion mit Brüchen",
+  "icon": "fa-divide",
+  "description": "Eine kurze Beschreibung des Themas",
+  "relatedTopics": [
+    "topic2", "topic3"
+  ],
+  "files": [
+    "exercise1.pdf"
+  ]
+}
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic7/article.html b/webseite/config/subjects/mathe/topics/topic7/article.html
new file mode 100644
index 0000000..74f9470
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic7/article.html
@@ -0,0 +1,5 @@
+Das ist der Erklärtext
+<img alt="Ein Bild" src="$TOPICPATH/image.png">
+<br>
+When \(a \ne 0\), there are two solutions to \(ax^2 + bx + c = 0\) and they are
+$$x = {-b \pm \sqrt{b^2-4ac} \over 2a}.$$
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic7/exercise1.pdf b/webseite/config/subjects/mathe/topics/topic7/exercise1.pdf
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diff --git a/webseite/config/subjects/mathe/topics/topic7/properties.json b/webseite/config/subjects/mathe/topics/topic7/properties.json
new file mode 100644
index 0000000..d752215
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic7/properties.json
@@ -0,0 +1,11 @@
+{
+  "displayName": "Multiplikation & Division mit Brüchen",
+  "icon": "fa-divide",
+  "description": "Eine kurze Beschreibung des Themas",
+  "relatedTopics": [
+    "topic2", "topic3"
+  ],
+  "files": [
+    "exercise1.pdf"
+  ]
+}
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic8/article.html b/webseite/config/subjects/mathe/topics/topic8/article.html
new file mode 100644
index 0000000..74f9470
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic8/article.html
@@ -0,0 +1,5 @@
+Das ist der Erklärtext
+<img alt="Ein Bild" src="$TOPICPATH/image.png">
+<br>
+When \(a \ne 0\), there are two solutions to \(ax^2 + bx + c = 0\) and they are
+$$x = {-b \pm \sqrt{b^2-4ac} \over 2a}.$$
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic8/exercise1.pdf b/webseite/config/subjects/mathe/topics/topic8/exercise1.pdf
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diff --git a/webseite/config/subjects/mathe/topics/topic8/properties.json b/webseite/config/subjects/mathe/topics/topic8/properties.json
new file mode 100644
index 0000000..d7e732e
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic8/properties.json
@@ -0,0 +1,11 @@
+{
+  "displayName": "Rechnen mit Gewichten",
+  "icon": "fa-divide",
+  "description": "Eine kurze Beschreibung des Themas",
+  "relatedTopics": [
+    "topic2", "topic3"
+  ],
+  "files": [
+    "exercise1.pdf"
+  ]
+}
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic9/article.html b/webseite/config/subjects/mathe/topics/topic9/article.html
new file mode 100644
index 0000000..74f9470
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic9/article.html
@@ -0,0 +1,5 @@
+Das ist der Erklärtext
+<img alt="Ein Bild" src="$TOPICPATH/image.png">
+<br>
+When \(a \ne 0\), there are two solutions to \(ax^2 + bx + c = 0\) and they are
+$$x = {-b \pm \sqrt{b^2-4ac} \over 2a}.$$
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic9/exercise1.pdf b/webseite/config/subjects/mathe/topics/topic9/exercise1.pdf
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diff --git a/webseite/config/subjects/mathe/topics/topic9/properties.json b/webseite/config/subjects/mathe/topics/topic9/properties.json
new file mode 100644
index 0000000..2fa4092
--- /dev/null
+++ b/webseite/config/subjects/mathe/topics/topic9/properties.json
@@ -0,0 +1,11 @@
+{
+  "displayName": "Rechnen mit Längen",
+  "icon": "fa-divide",
+  "description": "Eine kurze Beschreibung des Themas",
+  "relatedTopics": [
+    "topic2", "topic3"
+  ],
+  "files": [
+    "exercise1.pdf"
+  ]
+}
\ No newline at end of file