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This clever idea leverages children's natural love for drawing and creativity to encourage regular hand hygiene. Unlike conventional posters or reminders, SoaPen turns a necessary health behavior into a fun activity, fostering more consistent habits. The founders saw that many educators and caregivers in low-income regions lack awareness about the vital role of hand hygiene—knowledge that can save lives by reducing the incidence of diarrheal diseases, which are among the leading causes of death for children worldwide.