diff --git a/index.html b/index.html
index a6fdc37..3b496a1 100644
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+++ b/index.html
@@ -53,10 +53,11 @@
         <li>You can learn more about me at <a href='https://gamerdonkey.com' target='_blank'>my primary website</a>.</li>
       </ul>
 
-      <h3> Internet Things I Enjoy </h3>
+      <h3> Things I Enjoy </h3>
 
       <ul>
         <li><a href='https://xkcd.com/1732/'>This comic</a> from XKCD. (Also <a href='https://xkcd.com/926/'>this one</a>)</li>
+        <li><a href='https://www.indiebound.org/book/9780593084694'><em>Humble Pi</em></a> by Matt Parker</li>
       </ul>
     </main>
   </div> <!-- terminal -->