In this paper we present Feeler, a design-in-progress tool for visualization of learning performance and well-being with the aim of fostering reflection and awareness. The project combines two currently promising areas such as Personal Informatics and Learning Analytics in order to encourage learners to reflect about their lifestyle and its impact on their learning capabilities. It is expected that allowing learners to capture and visualize quantitative data about their states and habits will

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... fer them rich materials that support individual and collective reflection-after-action processes. This project builds on participatory design and a research-based design process. Currently, the project is in a product design stage. The aim of the project is to develop a working prototype that follows a slow technology approach that can be tested in learning contexts.