It's great detective work that's needed now. Bill, Peter and Joe are falsely accused of setting boats adrift and the whole river is against them. Only Dick, Dorothea and Tom Dudgeon are there to stand by their friends and they soon set to work to investigate the crimes and trap the real criminals

Binding: Paperback;400 pages; Publisher: Penguin Random House Children's UK; Classification: Children?s / Teenage fiction and true stories; Weight: 348 g; Dimensions: 197 x 127 x 27

Something not quite right? You have 28 days from the day you receive it, to send something back.

Please note, we cannot offer refunds on fashion face masks, cosmetics, pierced jewellery, adult toys, and swimwear or lingerie if the hygiene seal is not in place or has been broken.

Items of footwear and/or clothing must be unworn and unwashed with the original labels attached. Also, footwear must be tried on indoors. Items of homeware including bedlinen, mattresses, and toppers, and pillows must be unused and in their original unopened packaging. This does not affect your statutory rights.

Click here to view our full Returns Policy.