Sigmoid Hacks is a free 3-day International virtual event for high school and college students. Come to acquire skills in the field of machine learning and its various applications through a series of workshops and seminars featuring guest speakers. Participants may work by themselves or in groups of up to 3 members. It is an opportunity for everyone to learn new skills, ask questions, get guidance from mentors, participate in fun mini-challenges, and win amazing prizes! Sigmoid Hacks is a student-led hackathon from Hack Club!