Add beetleblock resource

cur/programming/libraries/beetleblocks/moving.html

@@ -16,6 +16,6 @@
     <p>Now, let&apos;s draw something simple in a 3D space. Try drawing a cube or making a cube block that draws the edges of a cube.</p>
 
     <p><img border="0" src="/bjc-r/img/beetleblocks/cube-drawing.png" alt="cube drawing" title="cube drawing" style="width:300px;height:200px; display:block;margin-right: auto;margin-left: auto"/></p>
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+    <b>Feel free to use <a href="https://warwick.ac.uk/fac/sci/wmg/about/outreach/resources/boards/bb_workshop2_newblocks.pdf" target="_blank">this</a> resource for more practice and exploration on Beetleblocks</b>
 
 </html>