diff --git a/package-lock.json b/package-lock.json
index 24ebdfe1..da74be50 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,11 +1,11 @@
 {
     "name": "chs-js-lib",
-    "version": "0.3.0",
+    "version": "0.3.1",
     "lockfileVersion": 2,
     "requires": true,
     "packages": {
         "": {
-            "version": "0.3.0",
+            "version": "0.3.1",
             "license": "ISC",
             "dependencies": {
                 "http-server": "^14.1.0",
diff --git a/package.json b/package.json
index f43d5b43..3464d4f3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "chs-js-lib",
-    "version": "0.3.0",
+    "version": "0.3.1",
     "description": "JavaScript graphics library used in CodeHS's platform.",
     "main": "dist/chs.cjs",
     "module": "dist/chs.mjs",
diff --git a/src/console/index.js b/src/console/index.js
index deb40360..a4a32972 100644
--- a/src/console/index.js
+++ b/src/console/index.js
@@ -45,11 +45,17 @@ class Console {
      * or `println` or internal calls within the library. If onPrint is undefined, console.log
      * is used as a fallback.
      * @param {function} options.clear Function invoked when clear() is called.
+     * @param {function} options.prompt Function that transforms the prompt string to a function like `readInt` before it is passed to `prompt`.
      */
     constructor(options = {}) {
         this.onInput = options.input ?? (async promptString => await prompt(promptString));
         this.onOutput = options.output ?? window.console.log.bind(window.console);
         this.onClear = options.clear ?? window.console.clear.bind(window.console);
+        this.promptTransform =
+            options.prompt ??
+            ((promptString, defaultValue) => {
+                return promptString;
+            });
     }
 
     /**
@@ -67,11 +73,13 @@ class Console {
      * or `println` or internal calls within the library. If onPrint is undefined, console.log
      * is used as a fallback.
      * @param {function} options.clear Function invoked when clear() is called.
+     * @param {function} options.prompt Function that transforms the prompt string to a function like `readInt` before it is passed to `prompt`.
      */
     configure(options = {}) {
         this.onInput = options.input ?? this.onInput;
         this.onOutput = options.output ?? this.onOutput;
         this.onClear = options.clear ?? this.onClear;
+        this.promptTransform = options.prompt ?? this.promptTransform;
     }
 
     /**
@@ -79,7 +87,7 @@ class Console {
      * @param {string} promptString - The line to be printed before prompting.
      */
     readLinePrivate(promptString) {
-        const input = prompt(promptString);
+        const input = prompt(this.promptTransform(promptString));
         return input;
     }
 
diff --git a/test/console.test.js b/test/console.test.js
index 7eaf1d9f..d2801fe5 100644
--- a/test/console.test.js
+++ b/test/console.test.js
@@ -125,6 +125,14 @@ describe('Console', () => {
                 const c = new Console();
                 expect(c.readLine('Next line?')).toBeNull();
             });
+            it('Will invoke a configured prompt first', () => {
+                const promptSpy = jasmine.createSpy().and.returnValue('modified prompt');
+                const windowPromptSpy = spyOn(window, 'prompt').and.returnValue(null);
+                const c = new Console({ prompt: promptSpy });
+                c.readLine('give me a line!');
+                expect(promptSpy).toHaveBeenCalledOnceWith('give me a line!');
+                expect(windowPromptSpy).toHaveBeenCalledOnceWith('modified prompt');
+            });
         });
         describe('readFloat', () => {
             it('Errors for >1 argument', () => {
@@ -146,6 +154,14 @@ describe('Console', () => {
                 ]);
                 expect(int).toBe(3.0);
             });
+            it('Will invoke a configured prompt first', () => {
+                const promptSpy = jasmine.createSpy().and.returnValue('modified prompt');
+                const windowPromptSpy = spyOn(window, 'prompt').and.returnValue(null);
+                const c = new Console({ prompt: promptSpy });
+                c.readFloat('give me a float!');
+                expect(promptSpy).toHaveBeenCalledOnceWith('give me a float!');
+                expect(windowPromptSpy).toHaveBeenCalledOnceWith('modified prompt');
+            });
         });
         describe('readInt', () => {
             it('Errors for >1 argument', () => {
@@ -187,6 +203,14 @@ describe('Console', () => {
                 expect(promptSpy).toHaveBeenCalledTimes(100);
                 expect(int).toBe(0);
             });
+            it('Will invoke a configured prompt first', () => {
+                const promptSpy = jasmine.createSpy().and.returnValue('modified prompt');
+                const windowPromptSpy = spyOn(window, 'prompt').and.returnValue(null);
+                const c = new Console({ prompt: promptSpy });
+                c.readInt('give me an int!');
+                expect(promptSpy).toHaveBeenCalledOnceWith('give me an int!');
+                expect(windowPromptSpy).toHaveBeenCalledOnceWith('modified prompt');
+            });
         });
         describe('readBoolean', () => {
             it('Errors for >1 argument', () => {
@@ -225,6 +249,14 @@ describe('Console', () => {
                 ]);
                 expect(bool).toBeTrue();
             });
+            it('Will invoke a configured prompt first', () => {
+                const promptSpy = jasmine.createSpy().and.returnValue('modified prompt');
+                const windowPromptSpy = spyOn(window, 'prompt').and.returnValue(null);
+                const c = new Console({ prompt: promptSpy });
+                c.readInt('give me a boolean!');
+                expect(promptSpy).toHaveBeenCalledOnceWith('give me a boolean!');
+                expect(windowPromptSpy).toHaveBeenCalledOnceWith('modified prompt');
+            });
         });
     });
     describe('Output', () => {