"Magical twins Fifer and Thisbe Stowe have spent their entire lives wishing for an adventure. When a dragon shows up claiming that his family is being kept as slaves in their homeland, the twins sneak off to the land of the dragons to help them"--

For two rambunctious twins, living on a boat means always being underfoot or overboard.

Divided by their society into Wanted and Unwanted at thirteen, estranged twin brothers Aaron and Alex have both run into trouble--as mage of Artime, Alex must defend the island from attack, while Aaron continues to scheme to take over the islands and get rid of the Unwanteds altogether.

In a world that is rapidly descending into chaos, Frey and Rafi are twin sisters, but few people know of Frey's existence, because she has been raised to be her sister's body double and lethal bodyguard, while Rafi has been raised to further the family's political power--but when their father sends Frey in her sister's place as collateral in a tricky deal, Col, the son of a rival leader, gets close enough to begin to suspect something, and Frey must...

On a cross-country vacation with their parents, twins Coke and Pepsi, soon to be thirteen, fend off strange assassins as they try to come to terms with their being part of a top-secret government organization known as The Genius Files.

After accidentally drinking some of mad scientist Petty Pott's SWITCH potion while at school, twins Josh and Danny become grasshoppers and this time they may not change back without help.

Charismatic twins Amanda and Marlan Laton, sent to live with their aunt on a sprawling 1870s Texas ranch, find themselves competing for the love of cowboy neighbor Chad Kinkaid.

Twin sisters Sabrina (the high society woman) and Stephanie (the suburban housewife) decide to trade places, with surprising results.

Mad scientist Petty Potts asks her neighbors, twins Josh and Danny, to help with her experiments and when her SWITCH spray turns them into flies, they are able to investigate the sabotage of their mother's garden.