TWIG WORLD: £3.5 million (approx. US $5 million) to Glasgow, Scotland-based Twig World in a Series B round led by Imperial College London. Founded in 2009, the company offers a library of more than 3,000 videos on STEM subjects and claims users among 80,000 teachers across 72 countries. Since 2011, Twig World’s resources have been available in every state school in its home country. More details from The Scotsman.