Changes

* '''Java Version Simulations''': Java simulations run only on the computer and smartphones do not support these simulations files.  

* '''Java Version Simulations''': Java simulations run only on the computer and smartphones do not support these simulations files.  

<gallery heights="350" mode="packed">

<gallery heights="400" mode="packed">

File:1.Phet - click on the link.png|Click on the link provided below

File:1.Phet - click on the link.png|Click on the link provided below

File:2.phet - click on any simulation.png|Select any simulation you want to download

File:2.phet - click on any simulation.png|Select any simulation you want to download