Dory, a highly imaginative youngest child, makes a new friend at school but her brother and sister are sure Rosabelle is imaginary, just like all of Dory's other friends.

School has been pretty good so far. Dory has made a real true friend whose imagination and high spirits as are big as her own. Reading is proving to be a challenge, but having a loose tooth makes her feel special. Suddenly, Mrs. Gobble Gracker, Dory's imaginary enemy, starts appearing in unlikely places. Dory and her friend can only imagine that she s there to prevent the Tooth Fairy from visiting. This calls for some heroic plans worthy of this high-spirited...

Jane, who spends a lot of time alone as a child while her mother works as head of a Broadway theater company, develops a friendship with an imaginary man named Michael, and meets him again when she is in her thirties.

"In the first book of the Daisy Dreamer series, 7-year-old Daisy Dreamer learns that everything she's ever imagined or drawn is all real! She meets her totally true imaginary friend, Posey, who invites Daisy to explore the extraordinary world filled with all the things she's always daydreamed about"--

While spending the day at the beach, Daisy's imaginary friend Posey turns her into a mermaid and they help a lost octopus reunite with her friends.

Many unusual and unexpected things happen while Max plays with his invisible dragon.

Phillip and Brock are best friends, although everyone else thinks Brock is imaginary, so when Phillip gets tired out at the Big Fair while Brock is still having fun, they are separated and it will take a very special twosome to bring them back together again.