Welcome to Firefox for Android Add-ons.
Add extra features and styles to make Firefox for Android your own.
CloseReview for Eccellio Science - Search Engine by Apollo!
Rated 5 out of 5 stars
I put it in my "Apollo! Pack" collection because I am heavily into science and this one helps to separate the wheat from the chaff.
To create your own collections, you must have a Mozilla Add-ons account.