diff --git a/51_For fun! b/51_For fun!
new file mode 100644
index 0000000..d82d860
--- /dev/null
+++ b/51_For fun!	
@@ -0,0 +1,32 @@
+<?
+$page_title = 'For fun!';
+$html_title = $page_title . ' | cwalk';
+$instructions = 'Complete the for loop condition to find the length of the array of characters. Remember: the last character of a string is always '\0'';
+$html_description = "$page_title: $instructions";
+require_once('header.php');
+?>
+<div class="instructions">
+    <p><?= $instructions ?></p>
+</div>
+<div class="console">$ cat main.c
+#include &#60;stdio.h&#62;
+
+int main(void){
+    int i;
+    char s[6] = "Hello, friend!";
+    for(i = 0; s[] != '<input type="text" id="input_0" class="input-large"/>'; i++)
+    {
+      printf("%c\n", s[i])
+    }
+      printf("The length of the string is %d.\n", i)
+}
+
+</div>
+<div id="message"></div>
+<div>
+    <p>
+        <a id="check" class="btn btn-lg btn-info" href="#" role="button" onclick="check();">Check Answer</a>
+        <a id="continue" class="btn btn-lg btn-success" href="#" role="button" style="display:none;">Next Question</a>  
+    </p>
+</div>
+<? require_once('footer.php'); ?>