Education platform Cuemath on Tuesday raised $4 million in Series A funding from Sequoia Capital and existing investor Unitus Seed Fund. Founded in 2011 by father-son duo of Jagjit and Manan Khurma, Cuemath is an after-school math program designed for students from grades LKG to 8. It uses worksheets, quiz cards and in-house tablet-based content to teach math.