Do you want to make a snowball? Don’t run outside and start packing the white stuff just yet. Popular Science provides a studied and intellectual method to determining the type of snow you should use for a snowball that holds together, but doesn’t maim its victim.
Kiwamijapan loves to make DIY weapons and tools. But this one takes the cake. He took katsuobushi – dried and preserved tuna (aka bonito) – which is literally hard as a rock, and turned it into a knife. Get ready for a whole lot of soothing sharpening and filing sounds.
Prop maker David Guyton takes a break from making badass prop armor to present his take on a retractable license plate. His DIY solution is made from affordable materials and uses a simple scissor mechanism. You’ll have to figure out how to mount it on your car though.
Slivki Show demonstrates how you can use a couple of cheap computer fans, a plastic tray, and some water to turn a brick into a desktop air conditioner. The porous nature of the brick, and the cutouts in the one used here, turn it into a surprisingly efficient cooling device.
Has your car’s air conditioning lost its cool? You could go to a repair shop, wasting time and money, or buy the A/C Pro Recharge kit, which lets you fix your A/C yourself in less than 10 minutes with no tools. After a few quick steps, your car will have the #1 coldest air.