The exhibition presents almost a hundred inventions from different eras. Among them is a prototype of a perpetual motion machine, plasma ball and a bridge by Leonardo Da Vinci, built without a single nail. Each exhibit can be touched and seen in action.
Nikita Zhukov, organizer: "There are a lot of things related to biology, physics, chemistry in particular, models and copies of inventions made by ancient people".
The exhibition will last till March 13.
