diff --git a/.github/workflows/sorted.yml b/.github/workflows/sorted.yml
new file mode 100644
index 0000000..0de38ff
--- /dev/null
+++ b/.github/workflows/sorted.yml
@@ -0,0 +1,16 @@
+name: Exercise order
+
+on:
+  pull_request:
+    branches:
+      - main
+
+permissions:
+  contents: read
+
+jobs:
+  call-gha-workflow:
+    name: Check
+    uses: exercism/github-actions/.github/workflows/sorted.yml@main
+    with:
+      ordering: ".bucket, .lowercase_name"
diff --git a/bin/sort-practice-exercises b/bin/sort-practice-exercises
new file mode 100644
index 0000000..2ce7c22
--- /dev/null
+++ b/bin/sort-practice-exercises
@@ -0,0 +1,30 @@
+#!/bin/bash
+
+die () { echo "$*" >&2; exit 1; }
+
+(( $# == 2 )) || die "Usage: $0 <comparison-type> <config.json>"
+[[ -r $2 ]] || die "$2 is not a readable file"
+
+tmp=$(mktemp)
+jq -r '
+  # Bucket by displayed difficulty. 0-3: easy; 4-7: medium; 8-10: hard.
+  def bucket(i): [1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3][i];
+  # Code injection to inject the sort literal expression.
+  def sort: sort_by('"$1"');
+  .exercises.practice = (
+    .exercises.practice |
+    # Add displayed difficulty
+    map(.lowercase_name = (.name | ascii_downcase)) |
+    map(.bucket = bucket(.difficulty)) |
+    # Leave hello-world at the top
+    if .[0].slug == "hello-world" then
+      [.[0]] + (.[1:] | sort)
+    else
+      sort
+    end |
+    map(del(.lowercase_name)) |
+    map(del(.bucket))
+  )
+' "$2" > "$tmp" && \
+cat "$tmp" > "$2"
+rm "$tmp"
diff --git a/config.json b/config.json
index 3da1e3c..2edadb5 100644
--- a/config.json
+++ b/config.json
@@ -142,6 +142,16 @@
         "prerequisites": [],
         "difficulty": 2
       },
+      {
+        "slug": "eliuds-eggs",
+        "name": "Eliud's Eggs",
+        "uuid": "ebfaddfb-d094-4471-8771-fc09cf14274f",
+        "practices": [
+          "numbers"
+        ],
+        "prerequisites": [],
+        "difficulty": 2
+      },
       {
         "slug": "etl",
         "name": "ETL",
@@ -220,6 +230,14 @@
         "prerequisites": [],
         "difficulty": 2
       },
+      {
+        "slug": "line-up",
+        "name": "Line Up",
+        "uuid": "c3691abc-0732-4487-bf91-bcbfd55f22ca",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 2
+      },
       {
         "slug": "list-ops",
         "name": "List Ops",
@@ -291,24 +309,6 @@
         "prerequisites": [],
         "difficulty": 2
       },
-      {
-        "slug": "eliuds-eggs",
-        "name": "Eliud's Eggs",
-        "uuid": "ebfaddfb-d094-4471-8771-fc09cf14274f",
-        "practices": [
-          "numbers"
-        ],
-        "prerequisites": [],
-        "difficulty": 2
-      },
-      {
-        "slug": "line-up",
-        "name": "Line Up",
-        "uuid": "c3691abc-0732-4487-bf91-bcbfd55f22ca",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 2
-      },
       {
         "slug": "protein-translation",
         "name": "Protein Translation",
@@ -468,17 +468,6 @@
         "prerequisites": [],
         "difficulty": 2
       },
-      {
-        "slug": "triangle",
-        "name": "Triangle",
-        "uuid": "aab55f24-e31a-4e99-8c6c-12e69de7ce7c",
-        "practices": [
-          "booleans",
-          "numbers"
-        ],
-        "prerequisites": [],
-        "difficulty": 2
-      },
       {
         "slug": "square-root",
         "name": "Square Root",
@@ -500,13 +489,12 @@
         "difficulty": 2
       },
       {
-        "slug": "word-count",
-        "name": "Word Count",
-        "uuid": "df93be4e-a862-4636-bb1c-e51e0e294797",
+        "slug": "triangle",
+        "name": "Triangle",
+        "uuid": "aab55f24-e31a-4e99-8c6c-12e69de7ce7c",
         "practices": [
-          "strings",
-          "string-dicts",
-          "loops"
+          "booleans",
+          "numbers"
         ],
         "prerequisites": [],
         "difficulty": 2
@@ -521,6 +509,18 @@
         "prerequisites": [],
         "difficulty": 2
       },
+      {
+        "slug": "word-count",
+        "name": "Word Count",
+        "uuid": "df93be4e-a862-4636-bb1c-e51e0e294797",
+        "practices": [
+          "strings",
+          "string-dicts",
+          "loops"
+        ],
+        "prerequisites": [],
+        "difficulty": 2
+      },
       {
         "slug": "circular-buffer",
         "name": "Circular Buffer",