"Elio Morillo's life is abruptly spun out of orbit when economic collapse and personal circumstances compel his mother to flee Ecuador for the United States in search of a better future for her son. His itinerant childhood sets into motion a migration that will ultimately carry Elio to the farthest expanse of human endeavor: space. Overcoming a history of systemic adversity and inequality in public education, Elio forged ahead on a journey as indebted...

Rosie Revere is no stranger to flops and fails, kerfuffles and catastrophes. After all, engineering is all about perseverance! But this time, Rosie has a really important project to tackle--one that feels much bigger than herself. Rosie's beloved Aunt Rose and her friends, the Raucous Riveters--a group of fun-loving gals who built airplanes during World War II--need help inventing something new. And Rosie is just the engineer for the job! After one...

Genetic engineering has permitted the development of a breed of humans tailored for zero-gravity - "quaddies" with four grasping appendages instead of two arms and two legs. Now the development of artificial gravity has made them obsolete, and the giant corporation that invented them desperately needs to cover its illegal tracks.

"This is the story of Orhan, son of Siyyah Doctus Felix Praeclarrissimus, and his history of the Great Siege, written down so that the deeds and sufferings of great men may never be forgotten. A siege is approaching, and the city has little time to prepare. The people have no food and no weapons, and the enemy has sworn to slaughter them all. To save the city will take a miracle, but what it has is Orhan. A colonel of engineers, Orhan has far more...

Hao is part of a team of young engineers called in to investigate a series of craters that have opened up on the edge of the city. As he and his team survey the subsiding area, another story is taking place in the same suburban landscape. A younger boy, also named Hao, spends long afternoons playing with friends and making mischief until one-by-one, his playmates start to disappear. As these parallel stories unfold, the connections between them proliferate...