Story-Driven Educational Motion Graphics

I already have professionally recorded voice-overs for a series of educational pieces aimed at viewers with absolutely no prior knowledge of the subject. What I now need is modern, clean motion-graphics animation—dynamic text, icons, and simple illustrations—that follows a clear storytelling arc... (Budget: $250 - $750 USD, Jobs: 2D Animation, 3D Animation, Adobe Premiere Pro, After Effects, Animation, Graphic Design, Motion Graphics, Video Editing)