Meet Peter, Janet and Jack, Barbara, Pam, Colin and George. Together they are The Secret Seven - ready to solve any mystery, any time! Book 4: Secret Seven on the Trail Something mysterious is going on at Tigger's Barn, and the Seven are intrigued. When Jack overhears a strange conversation, it's time for the Seven to leap into action ...Book 5: Go Ahead, Secret Seven What exactly is the sinister-looking man up to and why does he want to get George into trouble? Will the Seven get to the bottom of the mystery before it's too late? Book 6: Good Work, Secret Seven A car is stolen and Peter and Janet are the only witnesses. But have the Seven got themselves too deep into a mystery that is beyond their powers to solve?