Help Dink, Josh, and Ruth Rose solve mysteries from A to Z! This collection includes Detective Camp, Mayflower Treasure Hunt, White House White-Out, and Sleepy Hollow Sleepover.

A famous writer is coming to Green Lawn! Dink rushes to the bookstore to meet his favorite author, Wallis Wallace, and get all his books signed. But the author never shows up! Where is Wallis Wallace? It’s up to Dink and his friends Josh and Ruth Rose to track him down.

In 1707, eight-year-old Sarah travels with her father to build a new home in the Connecticut wilderness. Sarah is afraid when she hears animals in the night. She is afraid when she meets her Indian neighbors. She is especially afraid when she is left with an Indian family while her father goes back to get the rest of their family. But when Sarah remembers her mother’s parting words, “Keep up your courage, Sarah Noble,” she learns to be brave even when she’s afraid.

Noah just wants some peace and quiet to finish his homework. But his little brother Josh can’t stop talking about the Haunted House. When they go to check it out, the brothers find out they are not the only kids on the case. Olivia is new in town. But she already has a high tech plan to spy on the Haunted House. The three kids join forces to find out the truth. But when Josh goes missing, Noah and Olivia have to decide which is worse—the risk of the Haunted House, or the risk of losing Josh!

It's time for the alpaca costume contest, and Abigail "Abbi" Wallace is excited to see it at the Maine State Fair. But there’s only one alpaca left—the rest are missing! What sent the alpacas packing? Abbi; her dog, Barkley; and her friends Lydia and Daniel are ready to sniff out this mystery!