Campfire cookies

"Secret Cookie Club members Grace, Emma, Olivia and Lucy are thrilled to be back in Flowerpot Cabin with their beloved counselor, Hannah. But when a mysterious letter arrives, Hannah is plunged into despair. After puzzling out the contents of the letter, the campers make a plan to help Hannah--a plan that requires a daring mission to boys camp and a big batch of campfire cookies"--Provided by publisher.