Category Archives: Papa `Eha (4)

4: Are screws related to inclined planes?

Posted on April 7, 2011 by Mrs. Chang

Question – How are screws related to an inclined plane? That was the question the 4th graders were asked during their lesson on inclined plane, wedges and screws.  During the 3rd trimester they will be studying and experimenting with simple … Continue reading →

Posted in Papa `Eha (4) | Leave a comment