diff --git a/.github/workflows/sorted.yml b/.github/workflows/sorted.yml
new file mode 100644
index 00000000..0de38ff3
--- /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 00000000..2ce7c227
--- /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 3b1e32a7..8c3f5999 100644
--- a/config.json
+++ b/config.json
@@ -51,6 +51,22 @@
         "prerequisites": [],
         "difficulty": 2
       },
+      {
+        "slug": "all-your-base",
+        "name": "All Your Base",
+        "uuid": "b3bfbbd9-a0f4-4cbf-848b-f889bb0241a0",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 3
+      },
+      {
+        "slug": "allergies",
+        "name": "Allergies",
+        "uuid": "fd8a5055-deb0-4a06-a9d5-e6d2f7e2be23",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 2
+      },
       {
         "slug": "anagram",
         "name": "Anagram",
@@ -124,6 +140,14 @@
         "prerequisites": [],
         "difficulty": 2
       },
+      {
+        "slug": "circular-buffer",
+        "name": "Circular Buffer",
+        "uuid": "85672148-01f2-4c88-b859-5d9ecc5c1ada",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 3
+      },
       {
         "slug": "clock",
         "name": "Clock",
@@ -225,6 +249,14 @@
         "prerequisites": [],
         "difficulty": 2
       },
+      {
+        "slug": "hamming",
+        "name": "Hamming",
+        "uuid": "1bba0e52-fc79-40bc-9f5e-304ff5d86dc5",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 2
+      },
       {
         "slug": "hello-world",
         "name": "Hello World",
@@ -330,17 +362,17 @@
         ]
       },
       {
-        "slug": "matrix",
-        "name": "Matrix",
-        "uuid": "653ae967-32d2-4789-bb43-289ad1572191",
+        "slug": "matching-brackets",
+        "name": "Matching Brackets",
+        "uuid": "f4231888-c660-46d1-b05e-0dd4e223ea28",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2
       },
       {
-        "slug": "matching-brackets",
-        "name": "Matching Brackets",
-        "uuid": "f4231888-c660-46d1-b05e-0dd4e223ea28",
+        "slug": "matrix",
+        "name": "Matrix",
+        "uuid": "653ae967-32d2-4789-bb43-289ad1572191",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2
@@ -487,14 +519,6 @@
         "prerequisites": [],
         "difficulty": 2
       },
-      {
-        "slug": "robot-simulator",
-        "name": "Robot Simulator",
-        "uuid": "23b8d924-3493-4bbc-8e7d-7fdef5234833",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 2
-      },
       {
         "slug": "reverse-string",
         "name": "Reverse String",
@@ -511,6 +535,14 @@
         "prerequisites": [],
         "difficulty": 2
       },
+      {
+        "slug": "robot-simulator",
+        "name": "Robot Simulator",
+        "uuid": "23b8d924-3493-4bbc-8e7d-7fdef5234833",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 2
+      },
       {
         "slug": "roman-numerals",
         "name": "Roman Numerals",
@@ -544,9 +576,9 @@
         "difficulty": 2
       },
       {
-        "slug": "state-of-tic-tac-toe",
-        "name": "State of Tic-Tac-Toe",
-        "uuid": "76cdad5e-de00-4c48-8532-8c28013d9ef8",
+        "slug": "secret-handshake",
+        "name": "Secret Handshake",
+        "uuid": "b66ba570-f586-4bf1-9cad-c2e7fdd24f65",
         "practices": [],
         "prerequisites": [],
         "difficulty": 2
@@ -559,6 +591,14 @@
         "prerequisites": [],
         "difficulty": 2
       },
+      {
+        "slug": "sieve",
+        "name": "Sieve",
+        "uuid": "254aeab6-31e2-482b-9eb1-cca454e13705",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 3
+      },
       {
         "slug": "space-age",
         "name": "Space Age",
@@ -575,6 +615,14 @@
         "prerequisites": [],
         "difficulty": 2
       },
+      {
+        "slug": "state-of-tic-tac-toe",
+        "name": "State of Tic-Tac-Toe",
+        "uuid": "76cdad5e-de00-4c48-8532-8c28013d9ef8",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 2
+      },
       {
         "slug": "strain",
         "name": "Strain",
@@ -641,14 +689,6 @@
         "prerequisites": [],
         "difficulty": 1
       },
-      {
-        "slug": "yacht",
-        "name": "Yacht",
-        "uuid": "e032aa32-6dd1-438b-9e74-d6d957d043e9",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 2
-      },
       {
         "slug": "word-count",
         "name": "Word Count",
@@ -664,6 +704,14 @@
           "variables"
         ]
       },
+      {
+        "slug": "yacht",
+        "name": "Yacht",
+        "uuid": "e032aa32-6dd1-438b-9e74-d6d957d043e9",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 2
+      },
       {
         "slug": "atbash-cipher",
         "name": "Atbash Cipher",
@@ -705,6 +753,14 @@
           "text_formatting"
         ]
       },
+      {
+        "slug": "camicia",
+        "name": "Camicia",
+        "uuid": "3d899e5f-27eb-45bc-aa5e-4a844105f462",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 5
+      },
       {
         "slug": "custom-set",
         "name": "Custom Set",
@@ -721,6 +777,14 @@
         "prerequisites": [],
         "difficulty": 5
       },
+      {
+        "slug": "grade-school",
+        "name": "Grade School",
+        "uuid": "98f925a2-bc1c-4dc1-b2f4-d06941114250",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 5
+      },
       {
         "slug": "house",
         "name": "House",
@@ -737,6 +801,14 @@
         "prerequisites": [],
         "difficulty": 5
       },
+      {
+        "slug": "knapsack",
+        "name": "Knapsack",
+        "uuid": "a385b861-22a5-4319-9fc0-c0228640ce26",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 6
+      },
       {
         "slug": "largest-series-product",
         "name": "Largest Series Product",
@@ -745,6 +817,14 @@
         "prerequisites": [],
         "difficulty": 5
       },
+      {
+        "slug": "meetup",
+        "name": "Meetup",
+        "uuid": "398c1590-2e8f-445e-83cb-2b762be63b2b",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 5
+      },
       {
         "slug": "nth-prime",
         "name": "Nth Prime",
@@ -776,6 +856,14 @@
         "prerequisites": [],
         "difficulty": 5
       },
+      {
+        "slug": "relative-distance",
+        "name": "Relative Distance",
+        "uuid": "4060784f-e4ce-44dc-985a-328d190d4f94",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 5
+      },
       {
         "slug": "run-length-encoding",
         "name": "Run-Length Encoding",
@@ -784,6 +872,14 @@
         "prerequisites": [],
         "difficulty": 5
       },
+      {
+        "slug": "satellite",
+        "name": "Satellite",
+        "uuid": "b09b1106-6ca1-49e2-8cb6-8dcf86f37675",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 5
+      },
       {
         "slug": "say",
         "name": "Say",
@@ -800,6 +896,14 @@
         "prerequisites": [],
         "difficulty": 5
       },
+      {
+        "slug": "split-second-stopwatch",
+        "name": "Split-Second Stopwatch",
+        "uuid": "f35052c7-02ff-4786-91d6-e1065a90847e",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 5
+      },
       {
         "slug": "transpose",
         "name": "Transpose",
@@ -808,6 +912,14 @@
         "prerequisites": [],
         "difficulty": 5
       },
+      {
+        "slug": "two-bucket",
+        "name": "Two Bucket",
+        "uuid": "fa32f8ae-1032-4981-9fa6-5895a549f6a1",
+        "practices": [],
+        "prerequisites": [],
+        "difficulty": 5
+      },
       {
         "slug": "wordy",
         "name": "Wordy",
@@ -822,70 +934,6 @@
           "strings"
         ]
       },
-      {
-        "slug": "allergies",
-        "name": "Allergies",
-        "uuid": "fd8a5055-deb0-4a06-a9d5-e6d2f7e2be23",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 2
-      },
-      {
-        "slug": "circular-buffer",
-        "name": "Circular Buffer",
-        "uuid": "85672148-01f2-4c88-b859-5d9ecc5c1ada",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 3
-      },
-      {
-        "slug": "sieve",
-        "name": "Sieve",
-        "uuid": "254aeab6-31e2-482b-9eb1-cca454e13705",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 3
-      },
-      {
-        "slug": "secret-handshake",
-        "name": "Secret Handshake",
-        "uuid": "b66ba570-f586-4bf1-9cad-c2e7fdd24f65",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 2
-      },
-      {
-        "slug": "hamming",
-        "name": "Hamming",
-        "uuid": "1bba0e52-fc79-40bc-9f5e-304ff5d86dc5",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 2
-      },
-      {
-        "slug": "camicia",
-        "name": "Camicia",
-        "uuid": "3d899e5f-27eb-45bc-aa5e-4a844105f462",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 5
-      },
-      {
-        "slug": "grade-school",
-        "name": "Grade School",
-        "uuid": "98f925a2-bc1c-4dc1-b2f4-d06941114250",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 5
-      },
-      {
-        "slug": "relative-distance",
-        "name": "Relative Distance",
-        "uuid": "4060784f-e4ce-44dc-985a-328d190d4f94",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 5
-      },
       {
         "slug": "change",
         "name": "Change",
@@ -902,14 +950,6 @@
         "prerequisites": [],
         "difficulty": 8
       },
-      {
-        "slug": "parallel-letter-frequency",
-        "name": "Parallel Letter Frequency",
-        "uuid": "5b856b54-c8be-4d90-be7c-60a441625fd0",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 8
-      },
       {
         "slug": "minesweeper",
         "name": "Minesweeper",
@@ -920,60 +960,20 @@
         "status": "deprecated"
       },
       {
-        "slug": "simple-linked-list",
-        "name": "Simple Linked List",
-        "uuid": "1c96f455-f1d5-4aa1-950c-6e60fc2b09ae",
+        "slug": "parallel-letter-frequency",
+        "name": "Parallel Letter Frequency",
+        "uuid": "5b856b54-c8be-4d90-be7c-60a441625fd0",
         "practices": [],
         "prerequisites": [],
         "difficulty": 8
       },
       {
-        "slug": "two-bucket",
-        "name": "Two Bucket",
-        "uuid": "fa32f8ae-1032-4981-9fa6-5895a549f6a1",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 5
-      },
-      {
-        "slug": "all-your-base",
-        "name": "All Your Base",
-        "uuid": "b3bfbbd9-a0f4-4cbf-848b-f889bb0241a0",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 3
-      },
-      {
-        "slug": "meetup",
-        "name": "Meetup",
-        "uuid": "398c1590-2e8f-445e-83cb-2b762be63b2b",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 5
-      },
-      {
-        "slug": "knapsack",
-        "name": "Knapsack",
-        "uuid": "a385b861-22a5-4319-9fc0-c0228640ce26",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 6
-      },
-      {
-        "slug": "satellite",
-        "name": "Satellite",
-        "uuid": "b09b1106-6ca1-49e2-8cb6-8dcf86f37675",
-        "practices": [],
-        "prerequisites": [],
-        "difficulty": 5
-      },
-      {
-        "slug": "split-second-stopwatch",
-        "name": "Split-Second Stopwatch",
-        "uuid": "f35052c7-02ff-4786-91d6-e1065a90847e",
+        "slug": "simple-linked-list",
+        "name": "Simple Linked List",
+        "uuid": "1c96f455-f1d5-4aa1-950c-6e60fc2b09ae",
         "practices": [],
         "prerequisites": [],
-        "difficulty": 5
+        "difficulty": 8
       }
     ]
   },