Roommate alarms - rings you put on your finger that vibrate to wake you up so that it doesn't wake up your roommate...
Remove a splinter easily by applying a paste of baking soda and water, then waiting several minutes for the splinter to pop out of the skin. We did this all the time!!
Solar Charger, seriously cool.
Plug your iPod into the egg. Then the duck plays your music on the shower wirelessly (and it's waterproof).
This website makes your Instagrams real. Create a pack of magnets in seconds.
I love this idea instead of the trampoline being way off the ground you dig down into the ground, then the trampoline sits above the hole.
A true hero…