KS1 Unplugged: My First Robot Algorithm Pack

Bring the UK National Curriculum computing targets to life with this complete, ready-to-print, unplugged activity pack designed for Key Stage 1 and lower Key Stage 2 pupils.

Teaching algorithms does not have to require screens or charging laptops. An algorithm is simply a precise, step-by-step set of instructions given to a computer to achieve a goal. This screen-free “Unplugged” lesson allows pupils to explore core computational thinking concepts like sequencing, instructions, and debugging through a physical, hands-on grid game.

This resource is completely click-print-and-teach, perfect for busy primary school teachers, computing coordinators, supply teachers, or as a reliable backup plan when the school Internet network fails!

What is included in this Download?

• A Grid Map Worksheet: A bright, engaging classroom grid featuring a starting robot character and an energy star target, blocked by school-themed obstacles.
• Directional Command Cards: A full printable sheet of arrow cut-outs featuring directional movements.
• Complete Teacher Guide: A step-by-step lesson delivery script, including clear opening hooks, activities and differentiation instructions.

Aligned UK National Curriculum Objectives:

• Understand what algorithms are, how they are implemented as programs on digital devices, and that programs execute by following precise and unambiguous instructions.
• Problem Solving: Create and debug simple programs by detecting and correcting errors (“bugs”).

Classroom Lesson:
Introduce: Use the teacher guide to explain that computers need clear directions.
Build: Pupils work in pairs (“pair programming”) to map out a sequence of directional cards on their desks to guide the robot safely across the grid map.
Debug: Pupils test their steps. If their finger hits a classroom obstacle, they learn to isolate the error and debug their code until the robot reaches the star!

Please leave a review if you find it helpful for your class!