David Walliams Gangsta Granny's Mental Maths
A super collection of mental maths games where players will add, subtract or multiply to achieve the highest score possible. Some of the games are slightly easier, whilst some will provide more of a challenge. Great fun and an excellent way for children to develop their mental maths. The pack contains a set of instructions and 48 cards featuring illustrations by Tony Ross. Suitable for 2 or more players and children aged 5 years and up.