Book: Hardcover | 210 x 133mm | 96 pages | ISBN 9780756651640 | 11 Aug 2009 | Dorling Kindersley | 7 - 10 years
This entertaining follow-up to DK's popular Go Figure!, Why Pi? presents even more mind-bending ways to
think about numbers. This time, author Johnny Ball focuses on how people have used numbers to measure things
through the ages, from the ways the ancient Egyptians measured the pyramids to how modern scientists measure time
and space.
Johnny Ball has hosted more than 20 UK children's television series about math and
science. He is known for making math not just easy to understand, but genuinely fun and fascinating. His shows and
videos earned him a New York international EMMY nomination, a BAFTA, and 10 other awards. He has written five
children's books, including DK's Go Figure!, and an educational musical. His academic credentials include three
honorary science doctorates and fellowship of the British Mathematical Association.
Awards and Notable lists:
Teachers’ Choice Award for Children’s Books (2011)
