Presented the prizes yesterday evening to the winners off the Soroptimist STEM challenge for girls. This took place, very appropiately in the Physics Department of Royal Holloway University and on International Women’s’ Day . The young ladies were in schools years 8 and 9 and seven groups demonstrated their ideas for helping people in the poorest parts of the world. Lots of great proposals from a mobile fridge to water purification. Well done to the winners. chosen by an eminent group of scientists (pictured).