By day Casper's a regular school kid but by ...later on in the day he's Cartoon Kid. That's right - Casper is a Superhero - but shhhhhh, keep it quiet because it's a Secret. Casper, Big Feet Pete and Sarah Sitterbout are in for a shock when a Monstrous new teacher arrives. She says her name is Mrs Cloddle - Clodzilla more like.