Harry and the time machine : Volume One

Harry and Ron 9 Years old kids want to test the time machine but are stopped by their mother. Finally they succeed and time travel. But it turns out that it has consequences. They go in various eras battle dragons dinosaurs sharks and more. But the question remains-will the boys make it back home? Join the mischievous brothers on their journey as they face many risks and dangers which they have to go through in their attempts to make it back to the present.