The Bobbsey Twins--Bert and Nan, Freddie and Flossie--have an adventure, stop the bad guys, and solve a mystery or two.

Identical twins Abby and Anna have always been very close even though they do not share the same taste in fashion, friends, or interests, but when Anna is diagnosed with scoliosis, Abby feels she must do something to reaffirm their alikeness and only succeeds in driving her sister away.

The Bobbsey Twins On The Deep Blue Sea is a children's book by Laura Lee Hope and part of the Bobbsey Twins series. The book was first published in 1918. The story follows the adventures of the four Bobbsey siblings - Bert, Nan, Freddie, and Flossie - as they embark on a summer vacation aboard their uncle's steamship, the Ocean Queen. The twins are excited to be going on such a grand adventure and look forward to exploring the ship, meeting new friends,...

Audrey thinks that being twins is really neat, so when she decides to get a twin for herself she picks Karen.

Mystery and adventure follow the Bobbsey twins on their trip to Ocean Cliff. While searching for clams and driftwood on the shore, they find a mysterious message in a bottle. Will this clue help them rescue a little girl's father?

"Three tweens with unique talents must team up to battle prehistoric zombifying monsters taking over a spooky mansion"--

Twins Moffie and Morgie are excited when they hear that their family is adopting a three-year-old Hispanic boy.

Twins Zara and Mirand ahave always supported each other. But then Zara meets Seb, and ecerything changes. Handsome, charismatic and dangerous, Seb threatens to tear the sister apart-but is he really the one to blame?

Christa Parravani and her identical twin, Cara, shared a bond that went beyond siblinghood, beyond sisterhood, beyond friendship. Raised up from poverty by a determined single mother, the gifted and beautiful twins sheltered each other from family violence and loss by inventing a haven of playfulness and creativity between themselves. They went on to earn scholarships at a prestigious college, to careers as artists (a photographer and a writer), and...

Eighth-graders Ryan and Taylor are twins, but that's where the similarities end. But they share at least one thing in common: nothing is turning out as they planned.