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EcOO Tray

A smart tray prototype for sustainable food choices.

Utrecht University, 2023

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For an interactive technology innovation course, my group and I designed, prototyped, and evaluated EcOO Tray: a smart tray concept for helping children make more sustainable food choices.

The high-fidelity prototype used smileys, text displays, and a streak system to give children feedback while they used the tray.

Parents liked the concept, while also asking for a design that worked across more ages and gave more detailed feedback. For me, the project was a good chance to turn HCI theory into a tangible prototype and test where the idea still needed work.