Past Challenges

Here are all of our recent Holiday Hack Challenges, as well as links to the official answers and winning entries. Past challenges are fun learning opportunities, and we will keep the last three years of challenges available!

Jack's Back

2021

KringleCon 4: Calling Birds

Santa's Portrait

2020

KringleCon 3: French Hens

Elf University - Ille te videt dum dormit

2019

KringleCon 2: Turtle Doves

Santa's Business Card

2016

Santa's Business Card

Gnome in your Home

2015

Gnome in Your Home

A Christmas Hacking Carol

2014

A Christmas Hacking Carol

It's a Hackerful Life

2013

It's a Hackerful Life

The Year Without a Santa... Hack.

2012

The Year Without a Santa... Hack.

Grandma Got All Hax0red by a Reindeer... Or Did She?

2011

Grandma Got All Hax0red by a Reindeer... Or Did She?

The Nightmare Before Charlie Brown's Christmas

2010

The Nightmare Before Charlie Brown's Christmas

Even More Challenges!