How could heavy and inconvenient glucose monitors be redesigned for easier use by children with diabetes?
How can an urban drainage system prevent regular floods in densely populated areas?
How could a large park found to contain dangerous amounts of contaminated soil be cleaned for safe recreational use?
How can biodegradable plastics be adapted to withstand weather and corrosion in a marine environment?
How could an air conditioning system be re-engineered for a new building that is too large for existing models to cool?