An Invisible Sign Of My Own

She counts everything she can. She thinks her father will die aged fifty. This year. And, although she gives up everything else she likes - running, puddings, sex - she cannot give up counting.

Unexpectedly, Mona lands a job as a primary school maths teacher, and begins to create a beautiful museum of numbers where anything - a child, a brooch, a jelly, an amputated arm - can become something new. Then she meets the science teacher, who has burns on his fingers and a talent for teaching his pupils the symptoms of scurvy, and love, the ultimate in chaos, threatens to disrupt her ordered world.