diff --git a/docs/The-JASP-Data-Library.pdf b/docs/The-JASP-Data-Library.pdf
index 42923bad..8cef8d08 100644
Binary files a/docs/The-JASP-Data-Library.pdf and b/docs/The-JASP-Data-Library.pdf differ
diff --git a/docs/index.html b/docs/index.html
index 28fa5214..a4175b82 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -7,7 +7,7 @@
 <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes">
 
 <meta name="author" content="The JASP Team">
-<meta name="dcterms.date" content="2024-12-09">
+<meta name="dcterms.date" content="2024-12-16">
 
 <title>The JASP Data Library</title>
 <style>
@@ -284,7 +284,7 @@ <h1 class="title">The JASP Data Library</h1>
     <div>
     <div class="quarto-title-meta-heading">Published</div>
     <div class="quarto-title-meta-contents">
-      <p class="date">December 9, 2024</p>
+      <p class="date">December 16, 2024</p>
     </div>
   </div>
   
diff --git a/docs/myChapters/chapter_11.html b/docs/myChapters/chapter_11.html
index 2393aa84..2c0d648a 100644
--- a/docs/myChapters/chapter_11.html
+++ b/docs/myChapters/chapter_11.html
@@ -255,9 +255,11 @@ <h2 id="toc-title">Table of contents</h2>
    
   <ul>
   <li><a href="#acculturation-mismatch-and-intergenerational-cultural-conflict" id="toc-acculturation-mismatch-and-intergenerational-cultural-conflict" class="nav-link active" data-scroll-target="#acculturation-mismatch-and-intergenerational-cultural-conflict"><span class="header-section-number">11.1</span> Acculturation Mismatch and Intergenerational Cultural Conflict</a></li>
-  <li><a href="#bcg-vaccine" id="toc-bcg-vaccine" class="nav-link" data-scroll-target="#bcg-vaccine"><span class="header-section-number">11.2</span> BCG Vaccine</a></li>
-  <li><a href="#euroscore-ii" id="toc-euroscore-ii" class="nav-link" data-scroll-target="#euroscore-ii"><span class="header-section-number">11.3</span> EuroSCORE II</a></li>
-  <li><a href="#precognition" id="toc-precognition" class="nav-link" data-scroll-target="#precognition"><span class="header-section-number">11.4</span> Precognition</a></li>
+  <li><a href="#effectiveness-of-the-bcg-vaccine-against-tuberculosis" id="toc-effectiveness-of-the-bcg-vaccine-against-tuberculosis" class="nav-link" data-scroll-target="#effectiveness-of-the-bcg-vaccine-against-tuberculosis"><span class="header-section-number">11.2</span> Effectiveness of the BCG Vaccine Against Tuberculosis</a></li>
+  <li><a href="#effects-of-modified-school-calendars-on-student-achievement" id="toc-effects-of-modified-school-calendars-on-student-achievement" class="nav-link" data-scroll-target="#effects-of-modified-school-calendars-on-student-achievement"><span class="header-section-number">11.3</span> Effects of Modified School Calendars on Student Achievement</a></li>
+  <li><a href="#euroscore-ii" id="toc-euroscore-ii" class="nav-link" data-scroll-target="#euroscore-ii"><span class="header-section-number">11.4</span> EuroSCORE II</a></li>
+  <li><a href="#precognition" id="toc-precognition" class="nav-link" data-scroll-target="#precognition"><span class="header-section-number">11.5</span> Precognition</a></li>
+  <li><a href="#temporal-trends-in-fish-community-structures-in-french-rivers" id="toc-temporal-trends-in-fish-community-structures-in-french-rivers" class="nav-link" data-scroll-target="#temporal-trends-in-fish-community-structures-in-french-rivers"><span class="header-section-number">11.6</span> Temporal Trends in Fish Community Structures in French Rivers</a></li>
   </ul>
 </nav>
     </div>
@@ -295,20 +297,32 @@ <h2 data-number="11.1" class="anchored" data-anchor-id="acculturation-mismatch-a
 </tbody>
 </table>
 </section>
-<section id="bcg-vaccine" class="level2" data-number="11.2">
-<h2 data-number="11.2" class="anchored" data-anchor-id="bcg-vaccine"><span class="header-section-number">11.2</span> BCG Vaccine</h2>
+<section id="effectiveness-of-the-bcg-vaccine-against-tuberculosis" class="level2" data-number="11.2">
+<h2 data-number="11.2" class="anchored" data-anchor-id="effectiveness-of-the-bcg-vaccine-against-tuberculosis"><span class="header-section-number">11.2</span> Effectiveness of the BCG Vaccine Against Tuberculosis</h2>
 <table class="caption-top table">
 <tbody>
 <tr class="odd">
-<td><a href="https://github.com/jasp-stats/jasp-data-library/raw/main/BCG%20Vaccine/BCG%20Vaccine.jasp">.jasp</a></td>
-<td><a href="https://htmlpreview.github.io/?https://github.com/jasp-stats/jasp-data-library/blob/main/BCG%20Vaccine/BCG_Vaccine.html">.html</a></td>
-<td><a href="https://raw.githubusercontent.com/jasp-stats/jasp-data-library/main/BCG%20Vaccine/BCG%20Vaccine.csv">.csv</a></td>
+<td><a href="https://github.com/jasp-stats/jasp-data-library/raw/main/Effectiveness%20of%20the%20BCG%20Vaccine%20Against%20Tuberculosis/Effectiveness%20of%20the%20BCG%20Vaccine%20Against%20Tuberculosis.jasp">.jasp</a></td>
+<td><a href="https://htmlpreview.github.io/?https://github.com/jasp-stats/jasp-data-library/blob/main/Effectiveness%20of%20the%20BCG%20Vaccine%20Against%20Tuberculosis/Effectiveness_of_the_BCG_Vaccine_Against_Tuberculosis.html">.html</a></td>
+<td><a href="https://raw.githubusercontent.com/jasp-stats/jasp-data-library/main/Effectiveness%20of%20the%20BCG%20Vaccine%20Against%20Tuberculosis/Effectiveness%20of%20the%20BCG%20Vaccine%20Against%20Tuberculosis.csv">.csv</a></td>
 </tr>
 </tbody>
 </table>
 </section>
-<section id="euroscore-ii" class="level2" data-number="11.3">
-<h2 data-number="11.3" class="anchored" data-anchor-id="euroscore-ii"><span class="header-section-number">11.3</span> EuroSCORE II</h2>
+<section id="effects-of-modified-school-calendars-on-student-achievement" class="level2" data-number="11.3">
+<h2 data-number="11.3" class="anchored" data-anchor-id="effects-of-modified-school-calendars-on-student-achievement"><span class="header-section-number">11.3</span> Effects of Modified School Calendars on Student Achievement</h2>
+<table class="caption-top table">
+<tbody>
+<tr class="odd">
+<td><a href="https://github.com/jasp-stats/jasp-data-library/raw/main/Effects%20of%20Modified%20School%20Calendars%20on%20Student%20Achievement/Effects%20of%20Modified%20School%20Calendars%20on%20Student%20Achievement.jasp">.jasp</a></td>
+<td><a href="https://htmlpreview.github.io/?https://github.com/jasp-stats/jasp-data-library/blob/main/Effects%20of%20Modified%20School%20Calendars%20on%20Student%20Achievement/Effects_of_Modified_School_Calendars_on_Student_Achievement.html">.html</a></td>
+<td><a href="https://raw.githubusercontent.com/jasp-stats/jasp-data-library/main/Effects%20of%20Modified%20School%20Calendars%20on%20Student%20Achievement/Effects%20of%20Modified%20School%20Calendars%20on%20Student%20Achievement.csv">.csv</a></td>
+</tr>
+</tbody>
+</table>
+</section>
+<section id="euroscore-ii" class="level2" data-number="11.4">
+<h2 data-number="11.4" class="anchored" data-anchor-id="euroscore-ii"><span class="header-section-number">11.4</span> EuroSCORE II</h2>
 <table class="caption-top table">
 <tbody>
 <tr class="odd">
@@ -319,8 +333,8 @@ <h2 data-number="11.3" class="anchored" data-anchor-id="euroscore-ii"><span clas
 </tbody>
 </table>
 </section>
-<section id="precognition" class="level2" data-number="11.4">
-<h2 data-number="11.4" class="anchored" data-anchor-id="precognition"><span class="header-section-number">11.4</span> Precognition</h2>
+<section id="precognition" class="level2" data-number="11.5">
+<h2 data-number="11.5" class="anchored" data-anchor-id="precognition"><span class="header-section-number">11.5</span> Precognition</h2>
 <table class="caption-top table">
 <tbody>
 <tr class="odd">
@@ -330,6 +344,18 @@ <h2 data-number="11.4" class="anchored" data-anchor-id="precognition"><span clas
 </tr>
 </tbody>
 </table>
+</section>
+<section id="temporal-trends-in-fish-community-structures-in-french-rivers" class="level2" data-number="11.6">
+<h2 data-number="11.6" class="anchored" data-anchor-id="temporal-trends-in-fish-community-structures-in-french-rivers"><span class="header-section-number">11.6</span> Temporal Trends in Fish Community Structures in French Rivers</h2>
+<table class="caption-top table">
+<tbody>
+<tr class="odd">
+<td><a href="https://github.com/jasp-stats/jasp-data-library/raw/main/Temporal%20Trends%20in%20Fish%20Community%20Structures%20in%20French%20Rivers/Temporal%20Trends%20in%20Fish%20Community%20Structures%20in%20French%20Rivers.jasp">.jasp</a></td>
+<td><a href="https://htmlpreview.github.io/?https://github.com/jasp-stats/jasp-data-library/blob/main/Temporal%20Trends%20in%20Fish%20Community%20Structures%20in%20French%20Rivers/Temporal_Trends_in_Fish_Community_Structures_in_French_Rivers.html">.html</a></td>
+<td><a href="https://raw.githubusercontent.com/jasp-stats/jasp-data-library/main/Temporal%20Trends%20in%20Fish%20Community%20Structures%20in%20French%20Rivers/Temporal%20Trends%20in%20Fish%20Community%20Structures%20in%20French%20Rivers.csv">.csv</a></td>
+</tr>
+</tbody>
+</table>
 
 
 </section>
diff --git a/docs/myChapters/chapter_13.html b/docs/myChapters/chapter_13.html
index 1edcd80c..6a60833d 100644
--- a/docs/myChapters/chapter_13.html
+++ b/docs/myChapters/chapter_13.html
@@ -254,9 +254,10 @@
     <h2 id="toc-title">Table of contents</h2>
    
   <ul>
-  <li><a href="#asrm---mania-scale" id="toc-asrm---mania-scale" class="nav-link active" data-scroll-target="#asrm---mania-scale"><span class="header-section-number">13.1</span> ASRM - Mania Scale</a></li>
-  <li><a href="#fear-of-statistics" id="toc-fear-of-statistics" class="nav-link" data-scroll-target="#fear-of-statistics"><span class="header-section-number">13.2</span> Fear of Statistics</a></li>
-  <li><a href="#interrater-data-from-shrout-and-fleiss-1979" id="toc-interrater-data-from-shrout-and-fleiss-1979" class="nav-link" data-scroll-target="#interrater-data-from-shrout-and-fleiss-1979"><span class="header-section-number">13.3</span> Interrater Data from Shrout and Fleiss (1979)</a></li>
+  <li><a href="#add-symptoms" id="toc-add-symptoms" class="nav-link active" data-scroll-target="#add-symptoms"><span class="header-section-number">13.1</span> ADD symptoms</a></li>
+  <li><a href="#asrm---mania-scale" id="toc-asrm---mania-scale" class="nav-link" data-scroll-target="#asrm---mania-scale"><span class="header-section-number">13.2</span> ASRM - Mania Scale</a></li>
+  <li><a href="#fear-of-statistics" id="toc-fear-of-statistics" class="nav-link" data-scroll-target="#fear-of-statistics"><span class="header-section-number">13.3</span> Fear of Statistics</a></li>
+  <li><a href="#interrater-data-from-shrout-and-fleiss-1979" id="toc-interrater-data-from-shrout-and-fleiss-1979" class="nav-link" data-scroll-target="#interrater-data-from-shrout-and-fleiss-1979"><span class="header-section-number">13.4</span> Interrater Data from Shrout and Fleiss (1979)</a></li>
   </ul>
 </nav>
     </div>
@@ -282,8 +283,20 @@ <h1 class="title"><span class="chapter-number">13</span>&nbsp; <span class="chap
 </header>
 
 
-<section id="asrm---mania-scale" class="level2" data-number="13.1">
-<h2 data-number="13.1" class="anchored" data-anchor-id="asrm---mania-scale"><span class="header-section-number">13.1</span> ASRM - Mania Scale</h2>
+<section id="add-symptoms" class="level2" data-number="13.1">
+<h2 data-number="13.1" class="anchored" data-anchor-id="add-symptoms"><span class="header-section-number">13.1</span> ADD symptoms</h2>
+<table class="caption-top table">
+<tbody>
+<tr class="odd">
+<td><a href="https://github.com/jasp-stats/jasp-data-library/raw/main/ADD%20symptoms/ADD%20symptoms.jasp">.jasp</a></td>
+<td><a href="https://htmlpreview.github.io/?https://github.com/jasp-stats/jasp-data-library/blob/main/ADD%20symptoms/ADD_symptoms.html">.html</a></td>
+<td><a href="https://raw.githubusercontent.com/jasp-stats/jasp-data-library/main/ADD%20symptoms/ADD%20symptoms.csv">.csv</a></td>
+</tr>
+</tbody>
+</table>
+</section>
+<section id="asrm---mania-scale" class="level2" data-number="13.2">
+<h2 data-number="13.2" class="anchored" data-anchor-id="asrm---mania-scale"><span class="header-section-number">13.2</span> ASRM - Mania Scale</h2>
 <table class="caption-top table">
 <tbody>
 <tr class="odd">
@@ -294,8 +307,8 @@ <h2 data-number="13.1" class="anchored" data-anchor-id="asrm---mania-scale"><spa
 </tbody>
 </table>
 </section>
-<section id="fear-of-statistics" class="level2" data-number="13.2">
-<h2 data-number="13.2" class="anchored" data-anchor-id="fear-of-statistics"><span class="header-section-number">13.2</span> Fear of Statistics</h2>
+<section id="fear-of-statistics" class="level2" data-number="13.3">
+<h2 data-number="13.3" class="anchored" data-anchor-id="fear-of-statistics"><span class="header-section-number">13.3</span> Fear of Statistics</h2>
 <table class="caption-top table">
 <tbody>
 <tr class="odd">
@@ -306,8 +319,8 @@ <h2 data-number="13.2" class="anchored" data-anchor-id="fear-of-statistics"><spa
 </tbody>
 </table>
 </section>
-<section id="interrater-data-from-shrout-and-fleiss-1979" class="level2" data-number="13.3">
-<h2 data-number="13.3" class="anchored" data-anchor-id="interrater-data-from-shrout-and-fleiss-1979"><span class="header-section-number">13.3</span> Interrater Data from Shrout and Fleiss (1979)</h2>
+<section id="interrater-data-from-shrout-and-fleiss-1979" class="level2" data-number="13.4">
+<h2 data-number="13.4" class="anchored" data-anchor-id="interrater-data-from-shrout-and-fleiss-1979"><span class="header-section-number">13.4</span> Interrater Data from Shrout and Fleiss (1979)</h2>
 <table class="caption-top table">
 <tbody>
 <tr class="odd">
diff --git a/docs/search.json b/docs/search.json
index 052a7b45..890a47cc 100644
--- a/docs/search.json
+++ b/docs/search.json
@@ -710,11 +710,21 @@
     ]
   },
   {
-    "objectID": "myChapters/chapter_11.html#bcg-vaccine",
-    "href": "myChapters/chapter_11.html#bcg-vaccine",
+    "objectID": "myChapters/chapter_11.html#effectiveness-of-the-bcg-vaccine-against-tuberculosis",
+    "href": "myChapters/chapter_11.html#effectiveness-of-the-bcg-vaccine-against-tuberculosis",
     "title": "11  Meta-Analysis",
-    "section": "11.2 BCG Vaccine",
-    "text": "11.2 BCG Vaccine\n\n\n\n.jasp\n.html\n.csv",
+    "section": "11.2 Effectiveness of the BCG Vaccine Against Tuberculosis",
+    "text": "11.2 Effectiveness of the BCG Vaccine Against Tuberculosis\n\n\n\n.jasp\n.html\n.csv",
+    "crumbs": [
+      "<span class='chapter-number'>11</span>  <span class='chapter-title'>Meta-Analysis</span>"
+    ]
+  },
+  {
+    "objectID": "myChapters/chapter_11.html#effects-of-modified-school-calendars-on-student-achievement",
+    "href": "myChapters/chapter_11.html#effects-of-modified-school-calendars-on-student-achievement",
+    "title": "11  Meta-Analysis",
+    "section": "11.3 Effects of Modified School Calendars on Student Achievement",
+    "text": "11.3 Effects of Modified School Calendars on Student Achievement\n\n\n\n.jasp\n.html\n.csv",
     "crumbs": [
       "<span class='chapter-number'>11</span>  <span class='chapter-title'>Meta-Analysis</span>"
     ]
@@ -723,8 +733,8 @@
     "objectID": "myChapters/chapter_11.html#euroscore-ii",
     "href": "myChapters/chapter_11.html#euroscore-ii",
     "title": "11  Meta-Analysis",
-    "section": "11.3 EuroSCORE II",
-    "text": "11.3 EuroSCORE II\n\n\n\n.jasp\n.html\n.csv",
+    "section": "11.4 EuroSCORE II",
+    "text": "11.4 EuroSCORE II\n\n\n\n.jasp\n.html\n.csv",
     "crumbs": [
       "<span class='chapter-number'>11</span>  <span class='chapter-title'>Meta-Analysis</span>"
     ]
@@ -733,8 +743,18 @@
     "objectID": "myChapters/chapter_11.html#precognition",
     "href": "myChapters/chapter_11.html#precognition",
     "title": "11  Meta-Analysis",
-    "section": "11.4 Precognition",
-    "text": "11.4 Precognition\n\n\n\n.jasp\n.html\n.csv",
+    "section": "11.5 Precognition",
+    "text": "11.5 Precognition\n\n\n\n.jasp\n.html\n.csv",
+    "crumbs": [
+      "<span class='chapter-number'>11</span>  <span class='chapter-title'>Meta-Analysis</span>"
+    ]
+  },
+  {
+    "objectID": "myChapters/chapter_11.html#temporal-trends-in-fish-community-structures-in-french-rivers",
+    "href": "myChapters/chapter_11.html#temporal-trends-in-fish-community-structures-in-french-rivers",
+    "title": "11  Meta-Analysis",
+    "section": "11.6 Temporal Trends in Fish Community Structures in French Rivers",
+    "text": "11.6 Temporal Trends in Fish Community Structures in French Rivers\n\n\n\n.jasp\n.html\n.csv",
     "crumbs": [
       "<span class='chapter-number'>11</span>  <span class='chapter-title'>Meta-Analysis</span>"
     ]
@@ -764,14 +784,14 @@
     "href": "myChapters/chapter_13.html",
     "title": "13  Reliability",
     "section": "",
-    "text": "13.1 ASRM - Mania Scale",
+    "text": "13.1 ADD symptoms",
     "crumbs": [
       "<span class='chapter-number'>13</span>  <span class='chapter-title'>Reliability</span>"
     ]
   },
   {
-    "objectID": "myChapters/chapter_13.html#asrm---mania-scale",
-    "href": "myChapters/chapter_13.html#asrm---mania-scale",
+    "objectID": "myChapters/chapter_13.html#add-symptoms",
+    "href": "myChapters/chapter_13.html#add-symptoms",
     "title": "13  Reliability",
     "section": "",
     "text": ".jasp\n.html\n.csv",
@@ -779,12 +799,22 @@
       "<span class='chapter-number'>13</span>  <span class='chapter-title'>Reliability</span>"
     ]
   },
+  {
+    "objectID": "myChapters/chapter_13.html#asrm---mania-scale",
+    "href": "myChapters/chapter_13.html#asrm---mania-scale",
+    "title": "13  Reliability",
+    "section": "13.2 ASRM - Mania Scale",
+    "text": "13.2 ASRM - Mania Scale\n\n\n\n.jasp\n.html\n.csv",
+    "crumbs": [
+      "<span class='chapter-number'>13</span>  <span class='chapter-title'>Reliability</span>"
+    ]
+  },
   {
     "objectID": "myChapters/chapter_13.html#fear-of-statistics",
     "href": "myChapters/chapter_13.html#fear-of-statistics",
     "title": "13  Reliability",
-    "section": "13.2 Fear of Statistics",
-    "text": "13.2 Fear of Statistics\n\n\n\n.jasp\n.html\n.csv",
+    "section": "13.3 Fear of Statistics",
+    "text": "13.3 Fear of Statistics\n\n\n\n.jasp\n.html\n.csv",
     "crumbs": [
       "<span class='chapter-number'>13</span>  <span class='chapter-title'>Reliability</span>"
     ]
@@ -793,8 +823,8 @@
     "objectID": "myChapters/chapter_13.html#interrater-data-from-shrout-and-fleiss-1979",
     "href": "myChapters/chapter_13.html#interrater-data-from-shrout-and-fleiss-1979",
     "title": "13  Reliability",
-    "section": "13.3 Interrater Data from Shrout and Fleiss (1979)",
-    "text": "13.3 Interrater Data from Shrout and Fleiss (1979)\n\n\n\n.jasp\n.html\n.csv",
+    "section": "13.4 Interrater Data from Shrout and Fleiss (1979)",
+    "text": "13.4 Interrater Data from Shrout and Fleiss (1979)\n\n\n\n.jasp\n.html\n.csv",
     "crumbs": [
       "<span class='chapter-number'>13</span>  <span class='chapter-title'>Reliability</span>"
     ]
diff --git a/myChapters/chapter_11.md b/myChapters/chapter_11.md
index f851a05b..f658d70e 100644
--- a/myChapters/chapter_11.md
+++ b/myChapters/chapter_11.md
@@ -7,10 +7,15 @@
 |---|---|---|
 |[.jasp](https://github.com/jasp-stats/jasp-data-library/raw/main/Acculturation%20Mismatch%20and%20Intergenerational%20Cultural%20Conflict/Acculturation%20Mismatch%20and%20Intergenerational%20Cultural%20Conflict.jasp) | [.html](https://htmlpreview.github.io/?https://github.com/jasp-stats/jasp-data-library/blob/main/Acculturation%20Mismatch%20and%20Intergenerational%20Cultural%20Conflict/Acculturation_Mismatch_and_Intergenerational_Cultural_Conflict.html) | [.csv](https://raw.githubusercontent.com/jasp-stats/jasp-data-library/main/Acculturation%20Mismatch%20and%20Intergenerational%20Cultural%20Conflict/Acculturation%20Mismatch%20and%20Intergenerational%20Cultural%20Conflict.csv)|
 
-## BCG Vaccine 
+## Effectiveness of the BCG Vaccine Against Tuberculosis 
 |  |  |  |
 |---|---|---|
-|[.jasp](https://github.com/jasp-stats/jasp-data-library/raw/main/BCG%20Vaccine/BCG%20Vaccine.jasp) | [.html](https://htmlpreview.github.io/?https://github.com/jasp-stats/jasp-data-library/blob/main/BCG%20Vaccine/BCG_Vaccine.html) | [.csv](https://raw.githubusercontent.com/jasp-stats/jasp-data-library/main/BCG%20Vaccine/BCG%20Vaccine.csv)|
+|[.jasp](https://github.com/jasp-stats/jasp-data-library/raw/main/Effectiveness%20of%20the%20BCG%20Vaccine%20Against%20Tuberculosis/Effectiveness%20of%20the%20BCG%20Vaccine%20Against%20Tuberculosis.jasp) | [.html](https://htmlpreview.github.io/?https://github.com/jasp-stats/jasp-data-library/blob/main/Effectiveness%20of%20the%20BCG%20Vaccine%20Against%20Tuberculosis/Effectiveness_of_the_BCG_Vaccine_Against_Tuberculosis.html) | [.csv](https://raw.githubusercontent.com/jasp-stats/jasp-data-library/main/Effectiveness%20of%20the%20BCG%20Vaccine%20Against%20Tuberculosis/Effectiveness%20of%20the%20BCG%20Vaccine%20Against%20Tuberculosis.csv)|
+
+## Effects of Modified School Calendars on Student Achievement 
+|  |  |  |
+|---|---|---|
+|[.jasp](https://github.com/jasp-stats/jasp-data-library/raw/main/Effects%20of%20Modified%20School%20Calendars%20on%20Student%20Achievement/Effects%20of%20Modified%20School%20Calendars%20on%20Student%20Achievement.jasp) | [.html](https://htmlpreview.github.io/?https://github.com/jasp-stats/jasp-data-library/blob/main/Effects%20of%20Modified%20School%20Calendars%20on%20Student%20Achievement/Effects_of_Modified_School_Calendars_on_Student_Achievement.html) | [.csv](https://raw.githubusercontent.com/jasp-stats/jasp-data-library/main/Effects%20of%20Modified%20School%20Calendars%20on%20Student%20Achievement/Effects%20of%20Modified%20School%20Calendars%20on%20Student%20Achievement.csv)|
 
 ## EuroSCORE II 
 |  |  |  |
@@ -20,4 +25,9 @@
 ## Precognition 
 |  |  |  |
 |---|---|---|
-|[.jasp](https://github.com/jasp-stats/jasp-data-library/raw/main/Precognition/Precognition.jasp) | [.html](https://htmlpreview.github.io/?https://github.com/jasp-stats/jasp-data-library/blob/main/Precognition/Precognition.html) | [.csv](https://raw.githubusercontent.com/jasp-stats/jasp-data-library/main/Precognition/Precognition.csv)|
\ No newline at end of file
+|[.jasp](https://github.com/jasp-stats/jasp-data-library/raw/main/Precognition/Precognition.jasp) | [.html](https://htmlpreview.github.io/?https://github.com/jasp-stats/jasp-data-library/blob/main/Precognition/Precognition.html) | [.csv](https://raw.githubusercontent.com/jasp-stats/jasp-data-library/main/Precognition/Precognition.csv)|
+
+## Temporal Trends in Fish Community Structures in French Rivers 
+|  |  |  |
+|---|---|---|
+|[.jasp](https://github.com/jasp-stats/jasp-data-library/raw/main/Temporal%20Trends%20in%20Fish%20Community%20Structures%20in%20French%20Rivers/Temporal%20Trends%20in%20Fish%20Community%20Structures%20in%20French%20Rivers.jasp) | [.html](https://htmlpreview.github.io/?https://github.com/jasp-stats/jasp-data-library/blob/main/Temporal%20Trends%20in%20Fish%20Community%20Structures%20in%20French%20Rivers/Temporal_Trends_in_Fish_Community_Structures_in_French_Rivers.html) | [.csv](https://raw.githubusercontent.com/jasp-stats/jasp-data-library/main/Temporal%20Trends%20in%20Fish%20Community%20Structures%20in%20French%20Rivers/Temporal%20Trends%20in%20Fish%20Community%20Structures%20in%20French%20Rivers.csv)|
\ No newline at end of file
diff --git a/myChapters/chapter_13.md b/myChapters/chapter_13.md
index 985db19e..cbb097b0 100644
--- a/myChapters/chapter_13.md
+++ b/myChapters/chapter_13.md
@@ -2,6 +2,11 @@
 
 
 
+## ADD symptoms 
+|  |  |  |
+|---|---|---|
+|[.jasp](https://github.com/jasp-stats/jasp-data-library/raw/main/ADD%20symptoms/ADD%20symptoms.jasp) | [.html](https://htmlpreview.github.io/?https://github.com/jasp-stats/jasp-data-library/blob/main/ADD%20symptoms/ADD_symptoms.html) | [.csv](https://raw.githubusercontent.com/jasp-stats/jasp-data-library/main/ADD%20symptoms/ADD%20symptoms.csv)|
+
 ## ASRM - Mania Scale 
 |  |  |  |
 |---|---|---|