An animation is nothing if it doesn't sound right!
A Guide to Digital Sound for Moving Brick Movies - This article focuses on how to record, mix, or otherwise create sound and sound tracks for animated movies, particularly those made with plastic building toys, and specifically those that are edited on a computer.
Sound Effects - So, you have a great story, awesome animation, and some sweet visual effects, but your film just isn't delivering the message that you hoped for. You need sound effects, a part of brickfilming that is just as important as the visuals.
Links and Resources
Brickfilms SFX (link) - A library of useful sound effects from
Flash Kit -Sound Effects (link) - This site contains many free sound effects, most of which are royalty free.
GarageBand (link) - A music making program for Apple Mac and iPad. Jam packs are available, adding a wider variety of instruments.
Sweet Sound Effects (link) - Site from the FinalCutKing. Free, Royalty Free high quality sound fxs.