Byju's, the mobile learning startup, acquired TutorVista and Edurite, from global rival Pearson as it looks to expand its offerings to school students in the US and UK.The Bengaluru-based firm, backed by the Chang-Zuckerberg initiative, did not disclose financials of the deal, but pointed that it would give it access to newer markets as it expands internationally."With increased brand awareness, our core offering - BYJU'S The Learning App has witnessed massive adoption amongst students across grades (classes 4-12). We strongly believe that a product like ours can change the way students learn all across the world. Today, with a wider bandwidth, we have started creating similar products for the international markets that further boost our reach as well as product portfolio," said Byju's founder and chief executive Byju Raveendran in a statement.TutorVista is one of the largest and best-known online tutoring brands catering to school and college students in the US and gets millions of ..