Free Download or Streaming The film Project Almanac (2014) a group of teens who find a draft of the creation of a time machine. They set up a plan for completing the machine and would they use themselves. At first a time machine that they use just to correct the mistake they did in the past. But at the end they use time machine for profit and fun. After a lot of travel time, they realize change the past has a terrible consequences in the future. In addition they must face the dangers of time travel because they do.