Magnetapults are on thinkgeek!
I don't know why I didn't post this a long time ago, but the Thinkgeek is selling the mini-magnetapult's... Here's the URL:
Also, my wife just started a new kickstarter project (using my account) that you may be interested in if you're a fan of any of Steve Job's products. (iPod, iPhone, iPad, iMac, etc.) It allows you to literally become part of Steve! :) Its at:
Finally, I've been at work on a new project for the last couple of months that I think will be very exciting for many kickstarters, especially those that are into 3d printing. (Its not a 3d printer. :P ) Keep an eye on my projects list!