Adhisaya Ulagam

Adhisaya Ulagam World of Wonders is a 2012 Indian Tamil science fantasy film written and directed by Shakti Scott and produced by R. Banuchitra. The film stars J. Livingston, Sree Lakshmi, Mannan Prithivraj, Anandha Kannan, and Latha Rao, in a project combining animation with live action as Indias first 3D film that featured dinosaurs. In the film, Neelakantan, an Indian scientist, invents a time machine through which he and his grandchildren are accidentally transported to the prehistoric world. There they encounter numerous now extinct animals, including dinosaurs. The film was released onAugust 2012 in India and received mostly negative reviews. According to the The Times of India, the director of the film failed as a storyteller and the film was a bland Jurassic adventure.

Varsha Sreelakhsmy N. Nair and Vikas Prithvi are Neelakantans mischievous granddaughter and grandson who live with their parents and are very fond of the grandfather. While on a visit, the two children enter Neelakantans laboratory in his absence and start playing with the dog. Varsha throws a ball that strikes the time machines control screen and accidentally turns on the device, which recognises Varsha and Vikas as transferable objects. Neelakantan enters the room and is shocked to see the machines condition, but it is too late. As he tries to save the kids, he too is recognised as an object by the machine, and his grandchildren and he are accidentally transported to the age of dinosaurs.In the prehistoric world Neelakantan and his grandchildren encounter animals that are now extinct, including several species of dangerous dinosaurs. At first they are afraid and struggle to understand what to do. But, gradually they try to be friends with a dinosaurs. They wish to return to the modern times, but for that they would require a source of electricity, which does not exist in the prehistoric times they have been transported to. How they survive their circumstances and finally manage to return to the their own age is the main plot of the film. ........

Source: Wikipedia