The manipulation of the pacing allos the author to set the speed of the story to the pace of their liking. The author can either build the story up slowly or drop you right into the climax. In “A Sound of Thunder” Bradbury uses Eckel’s fear of the dinosaur to increase the pace. Eckel starts to run but what the reader doesn’t know is that at the while running away he stepped on a butterfly when he went off the path. The reader doesn’t know the Eckel stepped on a butterfly until after the group returns to the present. We see this through all the change that has taken place and then Eckel exclaims that he didn’t know stepping on one little butterfly would change everything so much. Pacing is a great way to get the reader to feel like they are even more into the story or just to bring their attention in even more. Another great way to draw in the reader to create the effect of surprise is through the building or