The nesting knives! // Shut up and take my money! There are some cool ideas and some very weird ideas here
Some helpful yet shitty ideas
Life Hacks and other Cool Inventions: The key hole would be great for people with certain disabilities (Cool Gadgets Awesome Inventions)
When traditional ice cube trays are no longer appealing to you, try this Frozen Peas Ice Cube Mould. It is not only keeping your drink cooler.