Eddie Woo Super Sleuth: a mind for maths and a nose for adventure A treasure hunt, a piano key, ciphers, a puzzle from the past ... Eddie Woo and his best friends Rusty and DT must find clues, crack a musical mystery, scale a lighthouse, discover a secret cave and find long-forgotten gold. But they are not the only ones searching for it ... Eddie Woo is Australia's favourite maths teacher and the presenter of Teenage Boss on ABC TV. He is also the author of Woo's Wonderful World of Maths and the activity books Eddie Woo's Magical Maths 1 and 2.