Super Kids! Code Green! Somebody Kidnapped Grandpa!

Super Kids! Code Green! Somebody Kidnapped Grandpa! is a funny, action adventure chapter book about two sisters and their cousin: 11-year old Madyson, 7-year old Jordyn and 11-year old Quinn Green. Their Grandpa, a retired superhero, has been kidnapped! But how could anyone kidnap a superhero?
The Green Team members have super powers of their own, but can they work together to solve the disappearance, and rescue Grandpa, before it's too late?