This is great read aloud book. Walker’s cadence and use of language makes it a pleasure to hear, and discuss along the way. If you don’t have time for that (48 pages and mostly text,) then it’s a good adult read for facts that you can relate to your own students’ lives.
A key takeaway in terms of work with Dreamline is to help students see how Hughes used his ability as a writer to help make his own dreams of a fairer world become more real. He made unheard voices heard, which a primary goal of Dreamline.