basic unity project initialization - repost

we are developing a project and need a proof-of-concept for the presentation. the goal is to have a physics engine based menu where the user can touch and pull objects held on spring joints. touching an object summons an "eye" into which a video is playing. it also generates a dust of particles. the camera is fixed and looks down on the [login to view URL] this point we want a unity project that we will be able to further tweak and explore. it can be pretty schematic/wireframe. we are working with iOS devices. nnin short, we need a demo of a combination of these points:nn - spring-based physics interactive to touchn - particle magic dust around touch(es)n - texture video playback on a part of a modeln - basic logic / conditionalsnna brief storyboard is [login to view URL] in advance.