Edtech startup BibliU has raised £500,000 as part of a Series A extension funding round, supported by Angel Investment Network, the world’s largest online angel investment platform.  London-based BibliU is a digital education platform that provides students with digital access to their textbooks and libraries across all their devices. The campaign funding round, an addition to its £6.5m Series A, was in response to a surge in demand due to COVID 19.