Only the Good Spy Young is by Ally Carter. The fourth book in the Gallagher Girls series. While in London on break, Cammie discovers one of her most trusted teachers may be a double agent working for the Circle. As Cammie tries to complete her junior year, she must also track down members of the Circle before they can get to her, and try to find the truth about why they want her in the first place. Fans of this series will enjoy the action and adventure of this installment and wait anxiously for the next one.
Ratings: 7th grade - 8 out of 10 - V (violence).