When I was a kid, you could play with toy guns anywhere you wanted that looked just like the real things. My friends and I spent many a day playing cops and robbers around the neighborhood without even thinking the toy guns were dangerous. Today toy guns can get you shot by police with a real gun if you aren’t careful.

A designer at Thingiverse going by juniortran has offered up the files and plans needed to build yourself a iPhone case that looks like a Ruger LCR Revolver. To make your own you will need access to a 3D printer though, which most of us don’t have lying around the house.

As kids, we all built our share of toy weapons out of LEGO, but the end result was always a mess of different colored bricks that just looked weird. Here are some more authentic looking weapons. We told you about the Glock 17, but BrickGun actually has several models available. The BrickGun models are surprisingly accurate when compared to their real life counterparts. At the moment the company sells 5 different models including a Beretta 92FS, a Desert Eagle Mark XIV, a Glock 17 and 19, plus a limited edition Heckler & Koch MP5 which is sold out at the moment.

They won’t fire a projectile, but they have ‘working’ triggers, slides, hammers and other moving parts. The handgun kits range in price from $39.99 to $59.99 and include all the LEGO pieces and instructions you’ll need. Or you can order a CD with just the instructions or even purchase PDF files directly from the BrickGun website.

What’s left for the universe of “Halo” to conquer? Handheld guns, of course. Jasman Toys got the license to make replica weapons from the upcoming “Halo 3″ video game and are set to release the first two models this October.

A Plasma Rifle (pictured) and Pistol from the Covenant side of the game (those are the bad guys) will arrive in toy shops and video game stores a few weeks after Microsoft releases the final chapter in the bestselling FPS franchise. Sometime in 2008 a Covenant Energy Sword will also hit store shelves. …

How many games have you played that featured a railgun as a weapon? I’m guessing just a few under a thousand. From Halo to Stargate to the movie Eraser, railguns are just as much a part of the sci-fi genre as bad acting and large-chested blue aliens. Now however, railguns are no longer science fiction. They are a reality for the US Navy.

The Navy demonstrated its new toy at the Naval Surface Warfare Center. The weapon uses electromagnetism to propel …