diff --git a/js/minigames/text-file/text-file-minigame.js b/js/minigames/text-file/text-file-minigame.js
index 6287090..c41fe5e 100644
--- a/js/minigames/text-file/text-file-minigame.js
+++ b/js/minigames/text-file/text-file-minigame.js
@@ -144,13 +144,13 @@ export class TextFileMinigame extends MinigameScene {
         });
         
         this.addEventListener(this.minimizeBtn, 'click', () => {
-            // For now, just show a message (could implement minimize functionality later)
-            this.showSuccess("Minimize functionality not implemented", false, 2000);
+            // Minimize by closing the minigame (common behavior for modal windows)
+            this.complete(false);
         });
         
         this.addEventListener(this.maximizeBtn, 'click', () => {
-            // For now, just show a message (could implement maximize functionality later)
-            this.showSuccess("Maximize functionality not implemented", false, 2000);
+            // Maximize by toggling fullscreen mode
+            this.toggleFullscreen();
         });
         
         // Copy button
@@ -262,6 +262,26 @@ export class TextFileMinigame extends MinigameScene {
         this.showSuccess("All text selected", false, 1000);
     }
     
+    toggleFullscreen() {
+        // Toggle fullscreen mode for the minigame container
+        if (!document.fullscreenElement) {
+            // Enter fullscreen
+            this.container.requestFullscreen().then(() => {
+                this.showSuccess("Entered fullscreen mode", false, 1500);
+            }).catch(err => {
+                console.error('Error attempting to enable fullscreen:', err);
+                this.showSuccess("Fullscreen not supported", false, 1500);
+            });
+        } else {
+            // Exit fullscreen
+            document.exitFullscreen().then(() => {
+                this.showSuccess("Exited fullscreen mode", false, 1500);
+            }).catch(err => {
+                console.error('Error attempting to exit fullscreen:', err);
+            });
+        }
+    }
+    
     addToNotebook() {
         // Check if there's content to add
         if (!this.textFileData.fileContent || this.textFileData.fileContent.trim() === '') {
diff --git a/test-text-file-minigame.html b/test-text-file-minigame.html
index 99e834c..087de35 100644
--- a/test-text-file-minigame.html
+++ b/test-text-file-minigame.html
@@ -95,7 +95,7 @@
             <p>• Text file minigame should open with Mac-style window decorations</p>
             <p>• VT323 font should be used for all text content</p>
             <p>• Black text on white background (clean, readable interface)</p>
-            <p>• Window controls (close, minimize, maximize) should be functional</p>
+            <p>• Window controls: close (red), minimize (yellow - closes window), maximize (green - toggles fullscreen)</p>
             <p>• "Add to Notebook" button should work (if notes minigame is available)</p>
             <p>• Copy and Select All buttons should function</p>
             <p>• Escape key should close the minigame</p>