The Mad Scientist — Kiki Thorpe

And you thought your family was weird.

Polly cant wait to start fifth grade. But when she finds out that her mad scientist stepbrother, Damon Kreep, will be at her school and in her class. Polly panics. What will the other kids think? And worse, what kind of havoc will Damon cause when he brings his strange experiments to the school science fair? Polly has to find out -- before the whole class is turned into lab rats!