Doesn't suit? No problem! You can return within 30 days
You won't go wrong with a gift voucher. The gift recipient can choose anything from our offer.
30-day return policy
If you like pi, this book will give you much more than your recommended daily allowance - 2,000,000 decimal places' worth! No words, no explanations. Just pi, covering 296 pages of a standard-sized softcover. (If you crave more, then check out our hulking Pi to Five Million Places).