| 6. Size Estimation
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| http://www.toonuniversity.com/quiz.asp?quizzes_key=1 |
| Rating:
[0.00] Votes: [0] Hits: [60] | Apr 27, 2008 |
| 7. Estimating Quotients
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| http://britekidsonline.com/demo/demo_glory/FreeDemo/Demo/LevelF/5_D2_2.htm |
| Rating:
[0.00] Votes: [0] Hits: [50] | Mar 14, 2008 |
| 8. Estimator Four
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| http://www.shodor.org/interactivate/activities/EstimatorFour/?version=1.6.0_02&browser=MSIE&vendor=Sun_Microsystems_Inc. |
| Rating:
[0.00] Votes: [0] Hits: [34] | Apr 27, 2008 |
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