Friday, December 18, 2009

The 3rd week, Dec-The overview of Simple Machine







In this week, you will learn only the introduction of simple machine.
More detailed program will be continued in next year of Oct.

Many children wanted to buy pictured kit when they learned about " Int'l Trading" last summer.

You can learn and make "Simple Machine" using this kit in this week.


Vocabulary : Inclined Plane, Wedge, Pulley, Screw, Lever, Wheel and Axle

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