Headscratchers winter they are eventually betrayed by

they are eventually betrayed by one of them

horses have been integral to both the grand arc of history and our everyday lives

This book looks at some of the vehicles in use by local authorities

the second of two volumes chronologically collecting all his published adult short stories

Headscratchers winter they are eventually betrayed by'A fantastic and varied collection of problems authored by some of the best puzzle setters around' Alex Bellos 'A book of delightful puzzles. It's just as good as you'd expect.' Tim Harford 'A marvellous miscellany of mysteries' Simon Singh 'Hours of arguing and puzzling. I loved it.' Matt Parker This highly engaging collection of 70 puzzles comes from the popular weekly column in New Scientist magazine. You'll find puzzles that are great for sharing