When three leprechaun statues disappear just before St. Patrick's Day, Bradley, Brian, Nate, Lucy, and other friends follow clues in order to prove that Lucky O'Leary is innocent of the crime.

"When two siblings attend an unusual school, aboard a ship, they make new friends, learn about all things nautical, and become involved in a mystery they feel compelled to help solve"--

When you're an identical twin, your story always starts with someone else. For Iris, that means her story starts with Lark. Iris has always been the grounded, capable, and rational one; Lark has been inventive, dreamy, and brilliant--and from their first moments in the world together, they've never left each other's side. Everyone around them realized early on what the two sisters already knew: they had better outcomes when they were together. When...

Sixteen-year-old identical twins Sabine and Blythe Braxton cope differently when their father dies unexpectedly, but unite to figure out mysterious Charlie and the crumbling mansion he moves into with them.

"Someone is secretly renovating the basketball court at the local park, and Zach and Zoe are determined to find out who"--

Fifteen-year-old twins Sophie and Josh Newman continue their magical training in Paris with Nicholas Flamel, Scatty, and the Comte de Sant Germaine, pursued by Doctor Dee and the immortal Niccolo Machiavelli.

In an alternate frontier America, Eff must travel beyond the Great Barrier and come to terms with her magic abilities--and those of her twin brother--to stop the newest threat encroaching on the settlers.

While his father works two jobs, seventh-grader Efrén Nava must take care of his twin siblings, kindergartners Max and Mia, after their mother is deported to Mexico. Includes glossary of Spanish words.