The Super Sidekicks are back! Prepare for another amazing adventure from New York Times bestselling Australian author, Gavin Aung Than.A massive underwater threat is coming! The Super Sidekicks make a splash on their first official mission. Can they stop the Mother of the Seas from destroying humanity? 'Super Sidekicks delivers action, a super side-splitting good time, and proof that heroes can come from anywhere! Giving a copy to a young reader is the most heroic thing you can do.' Andrew McDonald and Ben Wood, creators of the Real Pigeons series'Everyone loves an underdog. Super Sidekicks is a winner!' Lincoln Peirce, author of Big Nate