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Join TV presenter Johnny Ball for an incredible number-filled adventure in this fun and fact-packed maths book for children. Explore the mysteries of pi, zero, and infinity, and learn to crack secret codes and solve fiendish maths puzzles and brainteasers. Think of a Number will inspire a love of maths in readers of all ages and show that maths isn't just about sums and calculations. Learn to wow friends with mind-reading and magic tricks, and find out about the simple puzzles that stumped the world's brainiest mathematicians for centuries. So if your child thinks maths is boring - help them think again with Johnny Ball!
