Competition looking for budding inventors. Johny Pitts meets three young inventors who have ideas ranging from voice-activated doors to some ingenious ways to make cycling safer. Show more
Discover 11,128,835 listings and 278,128 playable programmes from the BBC
Competition looking for budding inventors. Johny Pitts meets three young inventors who have ideas ranging from voice-activated doors to some ingenious ways to make cycling safer. Show more