Ms. Petrello's Fourth Grade Class

Wednesday, February 20, 2008

A Day of Simple Machines



How Does the World Work?




Machines are all around us. We use them when we don't even know it- opening the blinds and sharpening our pencils. Life without these machines would seem so difficult!
What do these simple machines really do? What are these machines and how do they make the work easier? On Friday, the fourth grade students will experience a day of science as we rotate through the different fourth grade classrooms. We will experiment with various simple machines and discuss how they help us in our world.

Assignment:
1.) View these websites to review the types of machines and how they work:
http://www.mikids.com/Smachines.htm
http://www.fi.edu/qa97/spotlight3/spotlight3.html
http://www.edheads.org/activities/simple-machines/
http://www.quia.com/cm/42409.html


2.) Post your questions related to the activities or the websites. You can also post any comments or things you learned from Friday's activities.

Your posts will help our community of learners become more knowledgeable about machines and how the world works. Please stay away from posts that are jokes or may hurt someone's feelings.

We look forward to hearing from ALL fourth grade students, teachers, and parents too!

2 Comments:

At 1:14 PM, Anonymous Anonymous said...

hi im in mrs jones class i just wanted to tell u how much i enjoyed the pulley expirement and i hope we have more projects with u

 
At 12:14 PM, Anonymous Anonymous said...

I really enjoyed the Simple Machines Day. I learned so much about wheel and axles and inclined planes. My favortie activity was Mr. Blackwell's Screw activity. I liked the way Mr.Blackwell organized his classroom. He is SO organized!

 

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