When the Pye family's puppy, Ginger, disappears on Thanksgiving Day, the children are convinced that he has been adbucted by a stranger in a yellow hat.

Eleven-year-old Joey navigates family, friendships, and her first crush, while looking for answers to why she feels so angry sometimes and by searching for the donor her moms chose.

"A family of space privateers becomes embroiled in a solar system-wide conspiracy, all while the three sibling compete to determine who will become the next captain of the ship when their mother steps down"--

In 1863 Pennsylvania, fourteen-year-old Tacy faces the horrors of the Battle of Gettysburg while trying to stay out of the way of her brother David, who is in charge while their father serves as a doctor in the Union army, and to keep her friend Marvelous, a free black, safe from rebel soldiers.

Zach and Piper, with divine assistance, continue to seek their kidnapped parents and protect their little brother, Elijah, from the evil Shadow Man, who places temptation in their path in the form of a beautiful runaway.

"The Aldens visit a dinosaur dig in Montana and soon become involved in a mystery involving missing dinosaur bones"--

While armies of the Shadowrealms gather and Machiavelli goes to Alcatraz to kill Perenelle Flamel, fifteen-year-old twins Sophie and Josh Newman accompany the Alchemist to England to seek Gilgamesh.

In 1806, orphaned eleven-year-old Abigail and her little brother Seth find a home with the young Widow Chase in the seaport of Wiscasset, Maine, and help her discover a way to support them all.

The Alden children suspect someone of trying to sabotage the local dog show.

When their favorite author fails to arrive as scheduled to speak at the local library, the Alden children investigate how he could board a train and never be seen again.