Gangsta Granny's Mental Maths Games

With this collection of fun mental maths games, players add, subtract or multiply to get the highest possible scores. Based on the David Walliams book, some games are relatively easy, whilst others are more challenging. With 48 cards all beautifully illustrated by Tony Ross, this is a really fun way to develop maths skills and solve problems. Do your maths and make your Gangsta Granny proud!!