Found some cool cooking tips on buzzfeed. Below are my favorites.
Freeze grapes to chill a glass or wine without watering it down.
Put wooden spoon across a boiling pot of water to prevent it from boiling over.
Corn chips are great kindling for starting a fire (due to oil I would think).
Use dental floss to cut cake, soft cheese, and other soft foods.
Turn bread upside down and cut it from the soft bottom.
Use shell of Pistachio nut to open (insert & twist) a hard-to-open nut.