"It's Pairing Day in Terrafamiliar! Marina has been waiting for this moment--anxiously--for as long as she can remember. Because today's the day she gets to bond with her animal familiar for life, like every other ten-year-old in the land. Except after the ceremony ends, Marina doesn't have one. And she's not alone...four other girls also didn't get their animal companions. The leaders of Terrafamiliar realize something special is happening: Marina...

When Sarah, an explorer mouse, meets Sam she gives him the courage to finally climb to the highest library shelves--and beyond--and he shows her how to explore the world through reading.

Breanna is forced to go to the team-building camp that kicks off sixth grade where she will have to face the sky ropes course and her fear of heights that is linked to her father's abuse while still keeping her fear a secret from her friends.