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# Games in Maths

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Keynote Lecture at Maths Games Event at Centre of Excellence (Mathematics) at East Zone

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### Games in Maths

1. 1. Games in Mathematics<br />Yeap Ban Har<br />Marshall Cavendish Institute<br />Singapore<br />banhar@sg.marshallcavendish.com<br />Pathlight School<br />Singapore<br />banhar.yeap@pathlight.org.sg<br />Keynote Lecture presented at COE@ZE Maths Games Event <br />6 September 2010<br />
2. 2. Example 1<br />
3. 3. Salute<br />Salute! The product is 40.<br />He has 2 and she has 4. What is my number?<br />
4. 4. Discussion<br />Games can be used to increase opportunities for mental strategies.<br />Games can be used to develop number sense. <br />
5. 5. Example 2<br />
6. 6. Sudoku with Cubes<br />Fill in the nine spaces with numbers 1, 2 or 3 such that each row has each number exactly once.<br />
7. 7. Sudoku with Cubes<br />1<br />2<br />3<br />2<br />3<br />1<br />3<br />1<br />2<br />
8. 8. Sudoku with Cubes<br />3<br />2<br />1<br />3<br />2<br />1<br />2<br />1<br />3<br />
9. 9. Discussion<br />Games can be used to develop spatial visualization.<br />
10. 10. Example 3<br />
11. 11. Take One or Two<br />Take turns to remove either one or two paper clips.<br />The game is for two players.<br />The winner is the player who remove the last paper clip(s).<br />Start with any number of paper clips<br />
12. 12. What is the winning strategy?<br />
13. 13.
14. 14.
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22. 22. What if the rule is changed? A player removes either one, two or three clips.<br />
23. 23. Discussion<br />Games can be used to help student look for patterns and make generalization.<br />
24. 24. Example 4<br />This was not discussed during the lecture but I invite you to think how a traditional Southeast Asian game can be used to develop mathematical thinking.<br />
25. 25. Congkak<br />
26. 26. Congkak<br />
27. 27. Congkak<br />
28. 28. Congkak<br />
29. 29. Congkak<br />
30. 30. Conclusion<br />
31. 31.
32. 32. Games<br />To develop number sense<br />To develop spatial visualization<br />To develop patterning and generalization<br />