You can also participate in SIPB activities like hackathons,
[cluedumps](http://cluedumps.mit.edu/), and [IAP
-classes](http://sipb.mit.edu/iap). Our [[calendar]] contains many of our
+classes](https://sipb.mit.edu/iap). Our [[calendar]] contains many of our
events.
### "Furthering the Goals of SIPB"
We also have a number of more organizational projects, such as running
[cluedumps](http://cluedumps.mit.edu/) in the fall, and [IAP
-classes](http://sipb.mit.edu/iap). New members often take the lead on
+classes](https://sipb.mit.edu/iap). New members often take the lead on
organizing these.
You can also start your own SIPB project if you're so inclined. The best way