The Telegraph Knowhow Innovation Hub at Milan Mela, where the Infocom exhibition was held from December 8 to 11, saw students from across the country display their inventions.
MCKV Institute of Engineering, Liluah, made an efficycle, a three-wheeler that runs on a re-chargeable battery but also has a pedal in case the battery runs out (picture below).
Students from Chennai came with Spider-man. Well, almost. We have made a wall-climbing robot that uses vacuum grippers to climb rough surfaces. It can be used to clean windows of skyscrapers, said student innovator Prabhakaran P.
While students of Aliah University, Salt Lake, brought a doormat-like device that generates electricity whenever people walk over it, Maharaja Manindra Chandra College developed a software that encrypts codes in image or mp3 formats, to keep data safe from hackers.
The most popular stall was put up by the Birla Industrial and Technological Museum (BITM), which showed magic tricks based on science like making a bottle float in air using a blower (Bernoullis principle of pressure). We used easily available items so that children can try the experiments at home, said Tarun Das, a technical officer at BITM.
Picture by Sanat Kumar Sinha