Christmas Computer Science Treasure Hunt – Festive Coding, AI & Digital Skills Lesson

Christmas Computer Science Treasure Hunt – Festive Coding, AI & Digital Skills Lesson *

Bring Christmas magic into your Computer Science classroom with this high-engagement, screenshot-based treasure hunt! Students follow a festive digital trail of puzzles, coding games and AI challenges, collecting screenshots as evidence of each completed task.

This lesson is perfect for:

KS3 & KS4 Computer Science classes

End-of-term Christmas lessons

Reward lessons and enrichment days

Non-specialist cover (everything is clearly explained)

What students will do:

Navigate a Christmas treasure hunt worksheet with 10+ fun, structured tasks

Use the snipping tool / screenshot shortcuts to capture their progress

Complete Blockly coding challenges and draw a snowflake using Turtle

Tackle the first levels of Code.org’s Star Wars coding game

Play Google QuickDraw to see how AI recognises drawings

Crack levels on the Lakera AI “Gandalf” challenge

Create an ultra-secure password using an online password tool

Explore Lemmings “Fun” or “Tricky” levels as an end-of-lesson challenge

Find festive images (e.g. Santa in a chimney, Christmas scenes, Christmas in another country) to build visual evidence

Skills covered:

Computational thinking and problem solving

Basic coding and algorithmic thinking

Human–computer interaction and AI awareness

Digital literacy and safe, purposeful web use

Use of screenshots as digital evidence

Why this lesson works so well:

Highly student-led – pupils work through the treasure hunt at their own pace

Fully engaging – lots of short, fun tasks with instant feedback from games and tools

Minimal teacher preparation – just print the sheet and share the links

Excellent for mixed ability classes – built-in challenge and support through variety

No marking required – students “show what they’ve done” through screenshots

What you get:

A ready-to-use Christmas treasure hunt worksheet packed with tasks

Clear instructions for each website and challenge

A flexible 60–90 minute lesson that can run across one or two sessions

A festive, low-stress lesson that still builds real Computer Science skills

Make your Christmas lesson both fun and meaningful – coding, AI, and digital literacy all wrapped in one festive treasure hunt! *