UNBOUND CONCEPTS: $530K to Baltimore-based Unbound Concepts, according to an SEC filing. The startup offers an adaptive book recommendation engine and compiles data on e-book content. Unbound’s iPhone app, BookLever allows teachers to learn about reading levels and offer recommendations by scanning a book. The app has over 40,000 users, reports the company’s blog.
![What Makes Edtech Work for Students [Infographic]](https://edsurge.imgix.net/static_assets/blue_green_gradient.jpg?auto=compress%2Cformat&w=360&h=190&fit=crop&blur=200&px=16&mono=E4E6E9)
![What Makes Edtech Work for Students [Infographic]](https://edsurge.imgix.net/static_assets/blue_green_gradient.jpg?auto=compress%2Cformat&w=190&h=190&fit=crop&blur=200&px=16&mono=E4E6E9)
