diff --git a/_site.yml b/_site.yml
index 79a828c..5451d72 100644
--- a/_site.yml
+++ b/_site.yml
@@ -49,11 +49,17 @@ navbar:
         - text: "Practicum 4: Experimenteel design: krachtanalyse oefening 3"
           href: Exp_design_fast_3_ex_new_contrasts.html
         - text: "Practicum 4: Experimenteel design: krachtanalyse oplossing oefening 1"
-          href: Exp_design_fast_1_sol_new_contrasts.html
+          href: Exp_design_fast_1_sol.pdf.html
         - text: "Practicum 4: Experimenteel design: krachtanalyse oplossing oefening 2"
-          href: Exp_design_fast_2_sol_new_contrasts.html
+          href: Exp_design_fast_2_sol.pdf.html
         - text: "Practicum 4: Experimenteel design: krachtanalyse oplossing oefening 3"
-          href: Exp_design_fast_3_sol_new_contrasts.html
+          href: Exp_design_fast_3_sol.pdf.html
+        - text: "Practicum 5: Experimenteel design II: blocking oefening 1"
+          href: Rats_01_ex.html
+        - text: "Practicum 5: Experimenteel design II: blocking oefening 2"
+          href: fishtank.html
+        - text: "Practicum 5: Experimenteel design II: blocking oefening 3"
+          href: Rats02_ex.html
 
 
 
diff --git a/index.Rmd b/index.Rmd
index fc6d207..ae49cc0 100644
--- a/index.Rmd
+++ b/index.Rmd
@@ -109,6 +109,10 @@ Na de introductie van het algemene lineaire model zullen we dieper ingaan op bel
     - Oplossing Oefening 2: [html](./Exp_design_fast_2_sol.html), [[PDF](./Exp_design_fast_2_sol.pdf)]
     - Oplossing Oefening 3: [html](./Exp_design_fast_3_sol.html), [[PDF](./Exp_design_fast_3_sol.pdf)]
     
+- Practicum 5: Blocking
+    - Oefening 1: [html](./Rats_01_ex.html)
+    - Oefening 2: [html](./fishtank.html)
+    - Oefening 3: [html](./Rats02_ex.html)
 
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 <a rel="license" href="https://creativecommons.org/licenses/by-nc-sa/4.0"><img alt="Creative Commons License" style="border-width:0" src="https://i.creativecommons.org/l/by-nc-sa/4.0/88x31.png" /></a>