A contest to discover the best of tomorrow's engineers and scientists still at school.
Introduced by John Tidmarsh
Heat 2. This week three teams (mainly girls) face the judges: Prof Colin Blakemore , Oxford Dr Josephine Douek , London
Prof Ronald Mason, Sussex
Teams from Ilkley, Liverpool and Yeovil have been investigating: why dyes fade, how waste oil can be recovered, and how to make better membranes for dialysis.
Studio director CHARLES BUFF Producer COLIN RIACH