Top Page Scroll Effects
If you are looking for cool page scroll effect check out the list below.
1. Special scroll effects
If you want to create some cool scrolling effects you can check out Special scroll effects. I would suggest you to use it for making How it works page. Animation effects are simply awesome.
Must visit here
2. Page scroll effect by Codyhouse
They put together some fancy effects that take place while the user is surfing through the sections of a web page. Some of the effects are quite extreme, but they can prove very useful if your goal is to create an immersive user experience. All animations have been created using Velocity.js.
It is a collection of CSS list scroll effects. Works in browsers with support for CSS 3D transforms including a special touch-enabled mode for iOS & Android 4.x.
4. Scroll Magic
5. Alton: jQuery
Alton is a jQuery-powered scrolling plugin that utilizes 100% height & width, custom vertical scrolling effects in order to present and navigate through web content in a unique manner. It utilizes the whole scrolljacking idea, but greatly improves upon the often-poorly-implemented scrolljacking experiences you might be used to.