Casper and his friends have an amazing ZEEOWWW! WHIZZ! SPLATT! secret - THEY ARE ALL SUPERHEROES! Which will come in very handy this Sports Day when a dog named JAWS is let off his lead... AARRGHHH! And what happens when Casper's vacuum cleaner swallows a Hamster?

Binding: Paperback;160 pages; Publisher: Penguin Random House Children's UK; Classification: Children?s / Teenage fiction and true stories; Weight: 240 g; Dimensions: 130 x 198 x 11

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