diff --git a/examples/sample-app-ts/src/index.ts b/examples/sample-app-ts/src/index.ts
index d9d04c3b31..4c6fe756f6 100644
--- a/examples/sample-app-ts/src/index.ts
+++ b/examples/sample-app-ts/src/index.ts
@@ -35,7 +35,13 @@ const runCode = () => {
 
   if (outputDiv) outputDiv.innerHTML = '';
 
-  eval(code);
+  // Wrap `eval` in a `try/catch` so that any runtime errors are
+  // logged to the console, instead of failing quietly.
+  try {
+    eval(code);
+  } catch (error) {
+    console.log(error);
+  }
 };
 
 if (ws) {
diff --git a/examples/sample-app/src/index.js b/examples/sample-app/src/index.js
index 36abfb6dd8..0bb19d3da9 100644
--- a/examples/sample-app/src/index.js
+++ b/examples/sample-app/src/index.js
@@ -31,7 +31,13 @@ const runCode = () => {
 
   outputDiv.innerHTML = '';
 
-  eval(code);
+  // Wrap `eval` in a `try/catch` so that any runtime errors are
+  // logged to the console, instead of failing quietly.
+  try {
+    eval(code);
+  } catch (error) {
+    console.log(error);
+  }
 };
 
 // Load the initial state from storage and run the code.