diff --git a/_weeks/week_1_1.md b/_weeks/week_1_1.md
index a4875c2e23a7535c76c5b9cd80ec68d3c7ca5ea8..2ec9839a41ca3e951675f7bbf17a2bdf968ffb73 100644
--- a/_weeks/week_1_1.md
+++ b/_weeks/week_1_1.md
@@ -10,4 +10,4 @@ _An overview of this week will be added soon._
 - Source code for PA 1.1, WS 1.1: [gitlab.tudelft.nl/mude/2024-week-1-1](https://gitlab.tudelft.nl/mude/2024-week-1-1){:target="_blank"}
 - GA 1.1 
 
-{{ site.programming[1] }}
\ No newline at end of file
+{{ site.programming[0] }}
\ No newline at end of file
diff --git a/_weeks/week_1_2.md b/_weeks/week_1_2.md
index 077d4c75c9b292e73b0cfadf79d7ee9c6691a22b..21a9bdbee8ed3ef86460fbcdb5508dd100bf37bf 100644
--- a/_weeks/week_1_2.md
+++ b/_weeks/week_1_2.md
@@ -11,4 +11,9 @@ _An overview of this week will be added soon._
 - Read-only files for GA 1.2: [mude.citg.tudelft.nl/2024/files/GA_1_2/](https://mude.citg.tudelft.nl/2024/files/GA_1_2/){:target="_blank"}
 - Source code for GA 1.2: [gitlab.tudelft.nl/mude/2024-week-1-2](https://gitlab.tudelft.nl/mude/2024-week-1-2){:target="_blank"}
 
-{{ site.programming[2] }}
\ No newline at end of file
+**Bonus**: explanatory video of GA 1.2 from Ronald Brinkgreve:
+
+<iframe width="280" height="auto" src="https://www.youtube.com/embed/q2FfmLp8AW8?si=uqOX18CKgQH38fx5" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe>
+
+
+{{ site.programming[1] }}
\ No newline at end of file
diff --git a/overview/week_1_1.md b/overview/week_1_1.md
index aa83c53b82a4273a4b59b78cf43256505387fc7d..71902f4e5a4419646f01b3a7b816828a6c255345 100644
--- a/overview/week_1_1.md
+++ b/overview/week_1_1.md
@@ -6,4 +6,4 @@ description: Overview of the week.
 parent: Schedule
 ---
 
-{{ site.weeks[1] }}
\ No newline at end of file
+{{ site.weeks[0] }}
\ No newline at end of file
diff --git a/overview/week_1_2.md b/overview/week_1_2.md
index 6b0955a8fa9c71dbf252d686e9b8f5b5e5703c77..3330c41cc4b8404e1e175c4834e0b6290bf7e968 100644
--- a/overview/week_1_2.md
+++ b/overview/week_1_2.md
@@ -6,4 +6,4 @@ description: Overview of the week.
 parent: Schedule
 ---
 
-{{ site.weeks[2] }}
\ No newline at end of file
+{{ site.weeks[1] }}
\ No newline at end of file