MAKE has a monthly newsletter (subscribe here) and this month's issue has a host of handy tips.
Keep track of your car keys by attaching them to a binder clip: Squeeze the metal handles to remove them from the clip, loop one or both handles through your key, and reattach to the clip.
--Max Eliaser, MAKE engineering intern
Mark Frauenfelder is the founder of Boing Boing and the editor-in-chief of MAKE and Cool Tools. Twitter: @frauenfelder. Come and hear Mark speak at the ALA conference in Chicago on July 1.