Colin Coleridge is facing a long, boring summer holiday with NOTHING to do. But when he notices some weird markings outside his house, and some strangers acting VERY suspiciously in his neighbour's garden, he decides to investigate. And before too long, Colin and his new friend Lucy have found themselves caught up in a mission involving an ancient sword, a mysterious curse, and a plan to SAVE THE WORLD... Hilarious, fast-paced, and action-packed, How to Stop the End of the World is an apocalyptically funny adventure for readers aged 9+, from the highly-acclaimed author of Escape from Camp Boring and When Things Went Wild.