The wireless version is much less practical.
Deviant Artist Midnight Angel put together an arm blade stylized after the ones used in the Assassin's Creed video game series. Using a drawer opening mechanism, a spring for a screen door, and a throwing knife, the weapon works surprisingly smoothly. The full instructions are on Angel's page, and you can see it in action below.
A few notes:
Clearly, we can add vinyl records to the list of materials wood glue is used for.
I've never found a spray glue that doesn't wear off in a matter of days.
Just like this chart, I absolutely swear by the power of hot glue. I recently used it as the only adhesive on my Halloween costume and it held together superbly.
UK not-for-profit Eggs for Soldiers built a life-size tank out of 5,000 cartons to help raise awareness for its upcoming March Fourth Help for Heroes Campaign.