Have you ever imagined learning science, programming, and sustainability with a simple cardboard robot? That idea gave birth to this project: transforming everyday materials into something technological, educational, and fun.
The robot that feels the soil
With a micro:bit and a humidity sensor, the robot measures soil moisture and displays the result on its LEDs.
👉 Healthy soil? Happy face.
👉 Dry soil? Sad face.
And because inclusion is essential, the robot also emits different beep sequences. This way, children with visual impairments can interpret the data in a simple and accessible way.
Hands-on learning
In this project, students are true programmers and builders. They cut, assemble, connect the components, and bring the robot to life through coding.
Along the way, they learn:
✔ Coding
✔ Teamwork
✔ Problem-solving
✔ Critical thinking
The best part? Everything is done with simple materials, like cardboard boxes given new purposes. It’s practical proof that technology and sustainability can go hand in hand.
Conclusion
The soil moisture-sensing robot is more than just an educational tool. It’s an example of how education can unite technology, sustainability, and inclusion in a single project.
By transforming a simple cardboard box into innovation, and data into accessible expressions, it shows that learning can be meaningful, creative, and for everyone.
This project, developed within the framework of EASE Education, proves that teaching goes far beyond programming: it’s also about fostering critical thinking, encouraging collaboration, and preparing for a greener, more inclusive future.
Want to see this project in action? Check out the video and watch the Gardener Robot come to life!
https://www.junicoders.pt/post/ciências-sustentabilidade-e-diversão-con…
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