Subtraction Game - Simple Nim
Take turns with the computer to remove sticks from the pile sticks above. You can remove a stick by clicking on it. You can remove sticks from the pile. When you have finished your turn click the button for the computer to have a turn. Whoever removes the last stick is the winner.
This is a simplified version of Nim.
You can earn a Transum trophy for each level you complete.
This activity makes a good Maths lesson starter. Click the button below for a classroom version.
StarterHere on the Transum website there are many other interactive strategy games for you to try.
Did you know that the word nim is an old English verb meaning take?
Do you have any comments? It is always useful to receive feedback and helps make this free resource even more useful for those learning Mathematics anywhere in the world. Click here to enter your comments.
The solutions to this and other Transum puzzles, exercises and activities are available here when you are signed in to your Transum subscription account. If you do not yet have an account and you are a teacher, tutor or parent you can apply for one here.
A Transum subscription also gives you access to the 'Class Admin' student management system, downloadable worksheets many more teaching resources and opens up ad-free access to the Transum website for you and your pupils.