Johnny Ball Think of a Number Roadshow, October 1987

Think of a number first appeared on BBC Television in 1978 and was an immediate success with children of all ages. The Think of a number roadshow first went on tour in 1981, and has continued ever since, providing all the tricks, puzzles, fascinating facts and jokes linked to mathematical and scientific principles, which the TV version featured, but also including music and songs and much more in the way of direct audience participation. Johnny’s relaxed delivery, sense of humour and ability to get even complex ideas across to his audience, make the show a surefire success for children of all ages.

£2.25 (Teachers free.)