diff --git a/packages/perseus-score/package.json b/packages/perseus-score/package.json
index 84662f70e6..3b65dd2063 100644
--- a/packages/perseus-score/package.json
+++ b/packages/perseus-score/package.json
@@ -21,7 +21,10 @@
     "files": [
         "dist"
     ],
-    "scripts": {},
+    "scripts": {
+        "prepublishOnly": "../../utils/package-pre-publish-check.sh",
+        "test": "bash -c 'yarn --silent --cwd \"../..\" test ${@:0} $($([[ ${@: -1} = -* ]] || [[ ${@: -1} = bash ]]) && echo $PWD)'"
+    },
     "dependencies": {
         "@khanacademy/kas": "^0.4.9",
         "@khanacademy/kmath": "^0.1.24",
diff --git a/packages/perseus-score/src/version.ts b/packages/perseus-score/src/version.ts
new file mode 100644
index 0000000000..c5cda3fc4c
--- /dev/null
+++ b/packages/perseus-score/src/version.ts
@@ -0,0 +1,10 @@
+// This file is processed by a Rollup plugin (replace) to inject the production
+// version number during the release build.
+// In dev, you'll never see the version number.
+
+import {addLibraryVersionToPerseusDebug} from "@khanacademy/perseus-core";
+
+const libName = "@khanacademy/perseus-score";
+export const libVersion = "__lib_version__";
+
+addLibraryVersionToPerseusDebug(libName, libVersion);