The kit is ideal for exploring circuits, science projects, homework, tutors, STEM (Science, Technology, Engineering, and Math ) projects, after-school clubs, homeschooling, science clubs, holiday clubs and just having hours of fun. A popular fun discovery educational electrical science toy that excites and encourages learning. The electric circuit kit can inspire kids curiosity and creativity, well learn simple principles. The circuit has multiple paths, each circuit is independent of the other, one circuit component is open, and the other branches work as usual.