The lemonade war (book)

adventurersky is people smart he's good at talking with people even grown ups his younger sister Jesse on the other hand is my smart but not especially good at understanding people she knows that feeling are her weakest subject which is 5 days left of summer vacation Evan and Jesse launch an all-out War to see who can sell the most lemonade before school starts as the Battlegrounds heat up they really is no telling who will win and even more important if their fight will ever end