Nesta asks her next door neighbour for a number, any number, as long as it is big and impressive. The mathematician is not interested in helping to begin with but in the end he relents and lends Nesta 8,888,888,888 - a very impressive number indeed, but only on the understanding that she look after it and doesn't take it out of her pocket until she reaches school. But Nesta does...At heart this is a story of self-belief and self-confidence, as well as being a wonderful introduction to a love of numbers.