Beginning readers are introduced to the detective mystery genre in these chapter books. Perfect for the Common Core, kids can problem-solve with Nate, using logical thinking to solve mysteries! Annie has lost her house key. Now she can't set up for Fang's birthday party. Nate doesn't want to go to a party for Annie's ferocious dog. But he can't resist a mystery. Nate the Great and his trusty dog, Sludge, are hot on the trail! Check out the Fun Activities section in the back of the book! Visit Nate the Great and Sludge! NatetheGreatBooks.com "Casual and comic, Simont's drawings are . . . lively, adding vitality to the brisk first-person account of yet another deductive triumph. .