Ever hear of the ELF sun-powered tricycle that offers both pedal power and a solar-powered electric motor? We hadn't either (hat tip to Phillip A.), but it's finally getting a bit of attention ...
but the official elf doesn’t come too cheap. ©News Group Newspapers Limited in England No. 679215 Registered office: 1 London Bridge Street, London, SE1 9GF. "The Sun", "Sun", "Sun Online" are ...