Bell has spent his whole life--all eleven years of it--on Mars. But he's still just a regular kid--he loves cats and any kind of cake, and is curious about the secrets the adults in the US colony are keeping. Like, why don't they have contact with anyone on the other Mars colonies? Why are they so isolated? When a virus breaks out and the grown-ups all fall ill, Bell and the other children are the only ones who can help. 

In a dystopian near-future, neuro-headsets have replaced computer keyboards. Just slip on a headset, and it's the Internet at the speed of thought. For teen hacker Sam Wilson, a headset is a must. But as he masters the new technology, he has a terrifying realization. If anything on his computer is vulnerable to an attack, what happens when his mind is linked to the system? Could consciousness itself be hacked?

Middle school is the worst, especially for David Bravo. He doesn’t have a single class with his best (okay, only) friend, Antoine. He has to give a class presentation about his heritage, but he’s not sure how—or even if—he wants to explain to his new classmates that he’s adopted. He doesn’t expect his wish to summon a talking, shapeshifting, annoying dog, Fea, who claims that a choice in David’s past actually did put him on the wrong timeline… and she can take him back to fix it.

It was a dark and stormy night; Meg Murry, her small brother Charles Wallace, and her mother had come down to the kitchen for a midnight snack when they were upset by the arrival of a most disturbing stranger. "Wild nights are my glory," the unearthly stranger told them. "I just got caught in a downdraft and blown off course. Let me sit down for a moment, and then I'll be on my way. Speaking of ways, by the way, there is such a thing as a tesseract."