Petty's back with a new kind of SWITCH spray-reptoSWITCH! The lizard formula is ready for testing, and Josh and Danny are eager to help. But as Josh and Danny are trying it out in the safety of Petty's secret underground lab, they're interrupted by an intruder's attempt to get in to Petty's house! The intruder vanishes, but there is a package waiting for Josh and Danny at home containing a marble and a cryptic clue.
Will Josh and Danny find the next mysterious marble? And will they be able to work out who sent the clue, and why?
- ISBN10 0192732366
- ISBN13 9780192732361
- Publish Date 2 February 2012
- Publish Status Out of Print
- Out of Print 18 June 2021
- Publish Country GB
- Imprint Oxford University Press
- Format Paperback
- Pages 128
- Language English