This is Improbable Vendor Code_E015 Sydney thinks her mum Amy

Sydney thinks her mum Amy is the best mum in the world - even if she is a bit different

But falling for Aiden isn't her biggest problem - staying alive long enough to graduate the Covenant and become a Sentinel is

Dirk Pitt has always had a knack for finding rouble

giving readers the opportunity to recreate the stunning effects

chapters that include "Understanding the ACT

This is Improbable Vendor Code_E015 Sydney thinks her mum AmyThe Guardian's weekly "Improbable" columnist and founder of the internationally renowned, very funny, and invariably profound Ig Nobel Awards tours some of the most improbable research studies in the world.