- When his archaeologist father goes missing after an air crash in Mexico, UFO-obsessed Josh suspects alien abduction. But after he discovers his dad was murdered, Josh is caught up in a race to find the legendary Ix Codex - a lost book of the Maya containing a prophecy about the end of the world. This rousing adventure blends lots of popular elements, and even features a code embedded in the text for readers to crack, and win prizes. There will be lots of promotion, and further books in the series are planned. Ages: 10-12yrs.