This book has been graded for interest at 6-9 years.

There are 79 pages in this book. This book was published 2014 by Big Picture Press .

Simon Rogers founded the Guardian's Datablog and has won numerous awards for his work, including a Royal Statistical Society's award of excellence in 2012. Nicholas Blechman is an internationally recognised illustrator, designer and art director. His award-winning illustrations have appeared in GQ, Travel + Leisure, Wired, and the New Yorker. He is currently the Art Director of the New York Times Book Review. Simon Rogers edited and created guardian. co. uk/data, probably the world's most popular data journalism website and online data resource. Publishing hundreds of raw data sets, it encourages its users to visualise and analyse them. He has previously worked at Twitter in San Francisco as the organisation's first Data Editor.