Operation gadgetman!, paperback/malorie blackman

Beans calls her dad Gadgetman because of the weird and wonderful gadgets he comes up with - everything from exploding biscuits to Spy Kits.

But when Gadgetman accidentally invents a device that could be used to steal millions of pounds, the wrong people find out and Gadgetman is kidnapped!With the help of her friends - and her special Gadgetman Spy Kit - Beans is determined to track down the kidnappers and rescue her dad.

But can she find Gadgetman before he is forced to hand over the details of his invention.