🎃 Haunted Algorithms – Algorithm Design & Pseudocode Worksheet (Grades 9–12)

Turn Halloween into a coding adventure with this spooky computer science worksheet! 👻
In Haunted Algorithms, students design, debug, and analyze pseudocode through creative Halloween-themed challenges like escaping a haunted maze, fixing ghost-summoning spells, and identifying “haunted” (infinite loop) code.

This engaging printable activity reinforces algorithm design, logic, loops, and conditionals while adding a fun seasonal twist that keeps students thinking critically.
Perfect for Computer Science Principles, Intro to Programming, or STEM enrichment during October!

What’s Included:

• 🎓 Student Version (editable + printable)
  
• 🧩 Teacher Answer Key
  
• 🕸️ Halloween classroom theme (cute ghosts, spider-web borders, and coding icons)
  
• 💡 Activities that mix creative problem-solving with coding fundamentals
  

Use It For:

• Halloween STEM week
  
• Sub plans or bell work
  
• Partner or small group activities
  
• Enrichment or early-finisher work
  

Grades: 9–12
Subjects: Computer Science, STEM, Technology
Format: Editable DOCX + Printable PDF
Duration: 45–60 minutes