diff --git a/webseite/config/subjects/deutsch/topics/topic1/exercise2.pdf b/webseite/config/subjects/deutsch/topics/topic1/exercise2.pdf
new file mode 100644
index 0000000..10b056f
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diff --git a/webseite/config/subjects/deutsch/topics/topic1/exercise3.pdf b/webseite/config/subjects/deutsch/topics/topic1/exercise3.pdf
new file mode 100644
index 0000000..10b056f
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diff --git a/webseite/config/subjects/deutsch/topics/topic1/properties.json b/webseite/config/subjects/deutsch/topics/topic1/properties.json
index c60244e..dd82e6e 100644
--- a/webseite/config/subjects/deutsch/topics/topic1/properties.json
+++ b/webseite/config/subjects/deutsch/topics/topic1/properties.json
@@ -6,6 +6,6 @@
     "topic5", "topic4"
   ],
   "files": [
-    "exercise1.pdf"
+    "exercise1.pdf", "exercise2.pdf",  "exercise3.pdf"
   ]
 }
\ No newline at end of file
diff --git a/webseite/config/subjects/deutsch/topics/topic3/exercise2.pdf b/webseite/config/subjects/deutsch/topics/topic3/exercise2.pdf
new file mode 100644
index 0000000..10b056f
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diff --git a/webseite/config/subjects/deutsch/topics/topic3/properties.json b/webseite/config/subjects/deutsch/topics/topic3/properties.json
index 0bc3d6e..b454877 100644
--- a/webseite/config/subjects/deutsch/topics/topic3/properties.json
+++ b/webseite/config/subjects/deutsch/topics/topic3/properties.json
@@ -6,6 +6,6 @@
     "topic5"
   ],
   "files": [
-    "exercise1.pdf"
+    "exercise1.pdf", "exercise2.pdf"
   ]
 }
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic2/exercise2.pdf b/webseite/config/subjects/mathe/topics/topic2/exercise2.pdf
new file mode 100644
index 0000000..10b056f
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diff --git a/webseite/config/subjects/mathe/topics/topic2/exercise3.pdf b/webseite/config/subjects/mathe/topics/topic2/exercise3.pdf
new file mode 100644
index 0000000..10b056f
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diff --git a/webseite/config/subjects/mathe/topics/topic2/exercise4.pdf b/webseite/config/subjects/mathe/topics/topic2/exercise4.pdf
new file mode 100644
index 0000000..10b056f
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diff --git a/webseite/config/subjects/mathe/topics/topic2/properties.json b/webseite/config/subjects/mathe/topics/topic2/properties.json
index 7a8d653..58a1b9c 100644
--- a/webseite/config/subjects/mathe/topics/topic2/properties.json
+++ b/webseite/config/subjects/mathe/topics/topic2/properties.json
@@ -6,6 +6,6 @@
     "topic1"
   ],
   "files": [
-    "exercise1.pdf"
+    "exercise1.pdf", "exercise2.pdf", "exercise3.pdf", "exercise4.pdf"
   ]
 }
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic3/exercise2.pdf b/webseite/config/subjects/mathe/topics/topic3/exercise2.pdf
new file mode 100644
index 0000000..10b056f
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diff --git a/webseite/config/subjects/mathe/topics/topic3/properties.json b/webseite/config/subjects/mathe/topics/topic3/properties.json
index 7d8f395..baa16d1 100644
--- a/webseite/config/subjects/mathe/topics/topic3/properties.json
+++ b/webseite/config/subjects/mathe/topics/topic3/properties.json
@@ -6,6 +6,6 @@
     "topic1", "topic2", "topic5", "topic6"
   ],
   "files": [
-    "exercise1.pdf"
+    "exercise1.pdf", "exercise2.pdf"
   ]
 }
\ No newline at end of file
diff --git a/webseite/config/subjects/mathe/topics/topic4/exercise2.pdf b/webseite/config/subjects/mathe/topics/topic4/exercise2.pdf
new file mode 100644
index 0000000..10b056f
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diff --git a/webseite/config/subjects/mathe/topics/topic4/properties.json b/webseite/config/subjects/mathe/topics/topic4/properties.json
index 483fe96..755a733 100644
--- a/webseite/config/subjects/mathe/topics/topic4/properties.json
+++ b/webseite/config/subjects/mathe/topics/topic4/properties.json
@@ -6,6 +6,6 @@
     "topic2", "topic3"
   ],
   "files": [
-    "exercise1.pdf"
+    "exercise1.pdf", "exercise2.pdf"
   ]
 }
\ No newline at end of file