← Free resource libraryRobotics & AI • Free activity
Robot Navigation Grid
Write an algorithm that moves a paper robot through a grid while avoiding obstacles.
7–1530–50 minFree to usePrintable page
You will need
Squared paper, pencil, counters or small toy
Investigation
What to do
1
Draw a 10 × 10 grid and mark a start and finish.
2
Add six obstacles.
3
Create commands such as forward, turn left and turn right.
4
Write the shortest algorithm you can.
5
Swap with another learner and debug each other’s instructions.
Science thinking
What this develops
Algorithms, sequencing, debugging and optimisation.
Safety first
Use age-appropriate supervision and safe materials. Stop any activity that is unsuitable for the learner or environment. These resources are educational activities, not professional laboratory, medical or safety instructions.
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