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My Copy & Notes
My Prints for Mental Maths Games
All 0 on LayerUpSign in to see the prints you marked Printed for this game, the insert in the box first.
Expansions & Promos
No expansions or promos on record for this game.
About the Game
A collection of fun mental maths games where players add, subtract or multiply to get the highest possible scores Beautifully illustrated with images by Tony Ross from David Walliams' best-selling book Gangsta Granny Ideal for Key Stages 1-2 to help develop key maths skills Great fun for 1+ players
—description from the publisher
Includes rules for Addition War Multiplication War Subtraction War Fraction War and others.
Helps to improve mental arithmetics.
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- refreshed Sep 6, 2026