BOOKTRACK: San Francisco-based, Booktrack has raised $5M in Series B funding from COENT Venture Partners and Sparkbox Ventures. According to Techcrunch, over 12,000 schools worldwide subscribe to Booktrack Classroom, which aims to improve reading and writing skills by engaging students with synchronous sound ebooks. According to the company's website, contextual soundtracks can help students better comprehend text and increase engagement.