diff --git a/Gemfile.lock b/Gemfile.lock
index 5601210..6a1a731 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,6 +11,7 @@ GEM
     eventmachine (1.2.7)
     ffi (1.15.5)
     forwardable-extended (2.6.0)
+    google-protobuf (3.23.4-arm64-darwin)
     google-protobuf (3.23.4-x86_64-linux)
     http_parser.rb (0.8.0)
     i18n (1.14.1)
@@ -72,6 +73,7 @@ GEM
     webrick (1.8.1)
 
 PLATFORMS
+  arm64-darwin-22
   x86_64-linux
 
 DEPENDENCIES
@@ -79,4 +81,4 @@ DEPENDENCIES
   just-the-docs (= 0.6.0)
 
 BUNDLED WITH
-   2.3.26
+   2.4.17
diff --git a/docs/carpentries-workbench/carpentries-workbench.md b/docs/carpentries-workbench/carpentries-workbench.md
new file mode 100644
index 0000000..b7f2fac
--- /dev/null
+++ b/docs/carpentries-workbench/carpentries-workbench.md
@@ -0,0 +1,7 @@
+---
+title: Carpentries Workbench
+layout: home
+permalink: /docs/carpentries-workbench
+has_children: true
+---
+
diff --git a/docs/carpentries-workbench/index.md b/docs/carpentries-workbench/index.md
deleted file mode 100644
index e69de29..0000000
diff --git a/docs/carpentries-workbench/sandpaper.md b/docs/carpentries-workbench/sandpaper.md
new file mode 100644
index 0000000..1d4f9e5
--- /dev/null
+++ b/docs/carpentries-workbench/sandpaper.md
@@ -0,0 +1,5 @@
+---
+title: Into Sandpaper
+layout: home
+parent: Carpentries Workbench
+---
diff --git a/index.md b/index.md
index 8a81958..3a03074 100644
--- a/index.md
+++ b/index.md
@@ -1,6 +1,7 @@
 ---
 title: Home
 layout: home
+nav_order: 1
 ---
 
 This is a *bare-minimum* template to create a Jekyll site that uses the [Just the Docs] theme. You can easily set the created site to be published on [GitHub Pages] – the [README] file explains how to do that, along with other details.