http://www.amazon.com/What-When-You-Dread-Your/dp/1433803186/ref=pd_sim_b_5 He's on the young side but this is a helpful book. What worked best for us was to encourage a calm/boring evening routine and talk about keeping the safest calmest books for before bed. Also, since he's telling you about the dreams you may want to encourage him to think of it as a story that could be changed. So when he wakes up he can think I know I'd have Superman help me, or I'd give the trex some cookies, or whatever. It is just a way to shift over to feeling in more contorl.