Yesterday, we completed a physics demonstration: The adjustable see-saw.  This seesaw has holes drilled into the balancing beam, allowing students/users to experiment with the capabilities of numerous levers.  You just shift its position along the beam and viola!  Instantly, a foolish grin hits your face as you try to balance anew.

More pictures after the jump…

Continue reading “Student-Built Seesaw (He see-d, he saw-ed, he fell down)”