Philanthropic investment firm Omidyar Network and Japan-based conglomerate Mitsui & Co. have led a US$7 million Series B financing round for Geekie, a Brazil-based education technology company. Brazil-focused investment company Gera Venture and Virtuose—an entity owned by the Brazilian Gradin family, also participated in the round. Both are existing investors in the company. Geekie intends to use the new financing to accelerate market expansion and product development.