for Stop That Frog! by Henry Winkler, Lin Oliver, and Scott Garrett
Hank's class gets to take care of Principal Love's pet frog while he's away, and Hank is thrilled when he's selected to take it home for the weekend. But when he forgets to put the top back on the tank, Hank's excitement quickly turns to panic--the frog has escaped! The frog hunt is on, but time is running out. Hank needs to find that frog, and fast!
Publisher description retrieved from Google Books.