Savannah and The Mad Scientist is a special edition of the Sullivan Family Series I know you will all enjoy. Who is the mysterious new guy in the neighborhood is what the Sullivan kids are trying to figure out. For some reason they have the idea he may be a spy. They discover he works for a secret department of the government and has a code name and everything, just like you would expect from a spy. What exactly is it he does? His house has bulletproof glass and strange contraptions to catch "the enemy." Strange lights and sounds come from his house all hours of the day and night. Working on one of his strange scientific inventions he blows up his house and becomes a house guest of the Sullivans. The kids are learning about science in a way they'll never forget - and neither will their parents Come meet the Sullivans and their friends and neighbors in The Sullivan Family Series books. The Sullivans have three children: Savannah, the nine-year-old main character, along with her older brother Liam, and her younger sister Sierra. You will follow the lives of the Sullivans throughout the series. Their lives are interesting and fun and they will take you with them on their many adventures.