Abstract: Wearable devices like smartwatches are becoming an accepted way to monitor a person's health stats such a heartrate and physical activity. This paper will explain how to develop a ...

Materials I used: Soft copper wire: - 20 gauge (wire diameter 0.8mm) - 7cm (2.8 inch) for each double heart link - 2cm (0.8 inch) for each beaded link - 2cm (0.8 inch) for the clasp Beads: 4mm (abacus ...