Riz Chester has a passion for forensic science. One day at school there is a commotion outside the music room and something is missing. Riz recruits her friends, Jenny, Sabrina, Lachie A and Lochie C...

Riz sometimes notices weird stuff. She can pick the twins apart, notices when people grow, and challenges the lunch staff when they change the cheese brand. Most people think it is odd, so she keeps her...

Riz Chester loves mysteries, and with an interest in forensics, she keeps finding crime. But nothing has happened for months. With Riz and her friends itching for a mystery to solve, Riz organises the...