How many socks make a pair?
Maths for Mums and Dads
books

Books

I've written or co-written eleven books, some of which have appeared in several languages. The majority are about the maths of everyday life, but I've also written books on cricket, memory and creative thinking.

maths-and-puzzles

Maths

I am Director of Maths Inspiration, a national programme of interactive lecture shows in theatres that has reached over 100,000 teenagers in the last ten years. I'm closely involved with the UK maths community, from primary schools to universities.

talks-and-radio

Talks & Radio

I give talks to adults and children that range from small interactive workshops to keynote lectures in front of several hundred. I've also done lots of radio, including BBC Radio 4, 5Live, Radio 3 and 2, but not 1 or 6...yet.

Recent Blogs

How the World Cricket Rankings were born
31 January 15

With cricket's World Cup about to start, here's my previously untold story behind how the world player rankings began. more...


Homework Should be for Parents, Not Kids
6 January 15

Most maths homework for primary children is a tedious chore. Schools should set homework that parents enjoy. more...


How Donald Duck created an Urban Myth
19 December 14

From architecture to credit cards, myths about the beauty of the golden rectangle are hard to dispel. It's Donald Duck's fault. more...


What can the Chinese learn from us?
1 December 14

English schools are discovering some highly effective teaching methods from the Chinese. But what can the Chinese learn from us? more...


Problem Solving and Jardin's Principle
2 October 14

A universal syndrome that is often observed but doesn't have a name. Well it does - but hardly anyone knows it. more...


Fronted Adverbials and other Pointless Jargon
10 May 14

This morning I discovered some new jargon. And I'm annoyed. more...


How to Teach Maths
4 February 14

If exams didn't exist how would I teach maths? And what maths would I teach? more...


Recent Tweets

Wishing good luck to my sister who heads to Sierra Leone today for stint with CDC training health workers. Takes a lot of courage.

about 13 hours ago

RT @mrsdenyer: Excellent afternoon session being enthusiastic about Mathematics with other like minded teachers with thanks to @robeastaway

1 day ago

Thinking about how to re-create today's snooker maths demo at @mrsdenyer teacher event in Crawley tomorrow. Bit hard without a snooker table

2 days ago

Today I saw live snooker at the Crucible theatre, great @mathsinspiratn demo by David Acheson (pic via @statsjen ) http://t.co/65Co5LWiEs

2 days ago