Including:

#9  Case of the Stinky Science Project
#10  Case of the Ghostwriter
#11  Case of the Marshmallow Monster
#12  Case of the Class Clown
#13  Case of the Detective in Disguise
#14  Case of the Bicycle Bandit
#15  Case of the Haunted Scarecrow
#16  Case of the Sneaker Sneak

All in excellent to like-new condition. A couple may have very minor edgewear from shelving. All books have clean/tight pages.

FREE SHIPPING for all USA orders.
All books will be shipped by USPS’ Media Mail.
If you need the books quickly, please email us for exact quotes.

We welcome international buyer but please email us first for the exact shipping charge. 
Otherwise your order will be void and money refunded.