Ejs Open Source Real Pendulum Model java applet modified by lookang
Physical Quantities and Units Measurement of time - Pendulum
Ejs Open Source Pendulum Model java applet
http://www.compadre.org/osp/items/detail.cfm?ID=7567 by  Wolfgang Christian and F. Esquembre

i did not make this!, i am just learning how to make it from the codes.

/htdocs/ntnujava/ejsuser/14019/users/sgeducation/lookang/Pendulumwee_pkg/Pendulumwee.propertiesFull screen applet or Problem viewing java?Add http://www.phy.ntnu.edu.tw/ to exception site list
Press the Alt key and the left mouse button to drag the applet off the browser and onto the desktop. This work is licensed under a Creative Commons Attribution 2.5 Taiwan License
Download EJS jar file(1451.9kB):double click downloaded file to run it. (64 times by 30 users) , Download EJS source (24 times by 15 users) View EJS source

check out the other pendulums
http://www.phy.ntnu.edu.tw/ntnujava/index.php?topic=1823.0 Pendulum by  Francisco Esquembre  (based on an original algorithm by H. Gould, J. Tobochnik, and W. Christian) Date : February 2002
http://www.phy.ntnu.edu.tw/ntnujava/index.php?topic=1606.0 Force analysis of a pendulum by prof Hwang modified by ahmedelshfie
http://www.phy.ntnu.edu.tw/ntnujava/index.php?topic=1116.0 Force analysis of a pendulum by prof Hwang
http://www.phy.ntnu.edu.tw/ntnujava/index.php?topic=1610.0 Pendulum (Why the angle need to be less than 5 degree --- is it necessary?) by Fu-Kwun Hwang
http://www.phy.ntnu.edu.tw/ntnujava/index.php?topic=700.0 Pendulum with damping by Fu-Kwun Hwang
http://www.phy.ntnu.edu.tw/ntnujava/index.php?topic=1123.0 large amplitude pendulum by Fu-Kwun Hwang
http://www.phy.ntnu.edu.tw/ntnujava/index.php?topic=1807.0 How to combine simulation with a quicktime movie file by Fu-Kwun Hwang
http://youtu.be/t2mhfRzwA0E Julius Sumner Miller - Physics - Pendulums pt. 1
http://youtu.be/LOOhykNHqXM Julius Sumner Miller - Physics - Pendulums pt. 2
http://www.compadre.org/osp/items/detail.cfm?ID=9783 Physical Pendulum Energy written by Mark Matlin

http://phet.colorado.edu/sims/pendulum-lab/pendulum-lab_en.html Pendulum Lab by PhET
http://physics.bu.edu/~duffy/Ejs/EP_chapter12/pendulum_v2d.html by Andrew Duffy