Kate the great

Cover a wall in your room with pages from your favorite book, instead of using wallpaper. 

Invent a milk called utterly good milk. 

A website where you can swap houses/apartments for an extended period of time. Spend a summer living in a different house, in a different country. 

A pill that guys can take as birth control.

A blank tattoo of the world. Color in the countries as you go to them.