Beatrice Bly's Rules for Spies 2: Mystery Goo

Young spy-in-training Beatrice Bly finds herself in a sticky mess when her latest case pulls her attention away from planning for the science fair.

After using her keen observation skills to locate the missing class hamster, Beatrice Bly is eager for a new case, and when a sticky mystery goo shows up on her desk, she’s ready. What is it? Where did it come from? Beatrice is entirely focused on finding out.

Except that Beatrice is supposed to be figuring out a science fair project with her best...