CS Unplugged Activity Pack | Coding Without Computers Grades 3-6

💻 Computer Science Unplugged Activities | No Devices Required | Grades 3-6 STEM 💻

Teach real computer science — WITHOUT a single device. This Computer Science Unplugged Activity Pack is a screen-free, hands-on STEM resource that builds foundational coding skills, computational thinking, and algorithmic reasoning using just paper, pencils, and kinesthetic movement.

Lack of devices shouldn't stop your students from learning foundational coding and computational thinking skills. Whether you're celebrating Screen-Free Week, planning for a substitute teacher, integrating CS into your math and ELA blocks, or prepping for Hour of Code, this unplugged computer science curriculum brings core tech concepts to life completely offline. Perfect for classrooms with limited tech access, Chromebook-cart conflicts, or device-free learning days.

Over 12 engaging unplugged coding activities, students will decode binary messages, step into sorting networks, encrypt secret Caesar cipher codes, debug flawed algorithms, simulate the Turing Test, and trace packet routing — all completely offline and screen-free!

📁 WHAT'S INCLUDED IN THIS MEGA BUNDLE (35 Pages Total):

📓 Teacher Facilitation Guide • Why Teach CS Unplugged: Rationale for offline computational thinking. • How to Use This Pack: Suggestions for sequencing or pulling standalone activities. • Connection to Curriculum: Alignment with ISTE Standards (Computational Thinker & Innovative Designer), CSTA K-12 Standards, Common Core (CCSS), and NGSS.

📝 12 Complete Activity Packs — Each of the 12 activities includes a Teacher Instruction Page and a Student Activity Page:

• Activity 1: Binary Baubles (Binary Numbers) — Decoding names using base-2. • Activity 2: Algorithm Antics (Algorithms) — Writing precise step-by-step monster drawing instructions. • Activity 3: Debugging Detectives (Debugging) — Finding and fixing errors in a drawing algorithm. • Activity 4: The Sorting Network (Data Sorting) — Physically acting out a parallel sorting network. • Activity 5: Cryptic Codes (Encryption) — Using a Caesar Cipher (Shift of 3) to encrypt/decrypt messages. • Activity 6: Pixel Pictures (Digital Imaging) — Using X/Y coordinate pairs to reveal a hidden pixel art picture. • Activity 7: Graph Paper Programming (Sequences & Loops) — Writing symbol code and shortening it with loops. • Activity 8: If/Then Adventures (Conditional Logic) — Playing 'If/Then Simon Says' and writing conditional rules. • Activity 9: Data Compression (Data Representation) — Using Run-Length Encoding (RLE) to compress pixel data. • Activity 10: Turing Test Talk (Artificial Intelligence) — Simulating the Turing Test to see if a human can spot a robot. • Activity 11: Network Web (Networking & Packets) — Simulating how data is broken into packets and reassembled. • Activity 12: Search Engine Spiders (Search Algorithms) — Acting as a web crawler to index keywords and rank relevance.

✍️ Custom Student Worksheets — No generic lined paper here! Each student page features custom, concept-specific activities: • Binary Decoder Keys • Debugging Tables (Flawed Algorithm vs. Your Fix) • Coordinate Pixel Grids • Run-Length Encoding (RLE) Strips • If/Then/Else templates

🚀 Extension Challenges — Every single Teacher Page includes an "Extension Challenge" box to push early finishers or older students to the next level (e.g., creating their own 8x8 pixel code, or researching Boolean search terms).

📚 BONUS PREMIUM TEACHER TOOLS (9 additional resources included): • Table of Contents & 12-Week Pacing Guide • Master Materials List • Standards Alignment Matrix (ISTE + CSTA + CCSS + NGSS) • Glossary of 26 Computer Science Terms • 4-Point Assessment Rubric • Differentiation Guide (Support / Core / Challenge per activity) • Parent Connection Letter • Certificate of Completion • Answer Keys & Formative Assessment Prompts

🌟 WHY TEACHERS LOVE THIS RESOURCE:

✅ ZERO DEVICES REQUIRED — Perfect for days when the Chromebook cart is taken, or for schools with limited tech access. ✅ Highly Engaging — Moves CS off the screen and into physical, hands-on, collaborative activities. ✅ Cross-Curricular — Seamlessly integrates math (coordinates, base-2, sorting), ELA (writing instructions, logical sequencing), and PE (Sorting Network, If/Then movements). ✅ Sub-Proof — Step-by-step teacher instructions and printable student pages make these lessons easy for a substitute to facilitate. ✅ Standards-Aligned — ISTE, CSTA, CCSS, and NGSS connections clearly mapped for every activity. ✅ Differentiated — Support, Core, and Challenge strategies for every activity. ✅ Print-and-Teach — No prep required beyond photocopying.

🎯 IDEAL FOR: • Computer Science & STEM Classes • Screen-Free Week / Hour of Code prep • Math Centers (Coordinate planes, logic, sorting) • ELA Blocks (Logical sequencing, instructional writing) • Sub Plans / Emergency Sub Tub • Enrichment & Gifted Programs • After-School STEM Clubs • Grades 3, 4, 5, and 6

⭐ Download today and teach computer science tomorrow — no Wi-Fi, no logins, no devices required!

UM Printables · Premium Educational Resources · Teachers Pay Teachers