It’s a well-known fact that staring at the sun is… not the best idea. In the same way that the sun can burn your skin, our home star can overwhelm your peepers with UV rays and literally scorch your retina.

That is a huge bummer, especially because watching a solar eclipse (when the moon covers the sun) is an incredibly cool experience. Thankfully, there are several ways to watch an eclipse without risking your vision, and one of them is building a pinhole camera out of a box, a piece of aluminum foil, and lots of tape. This is an easy and incredibly versatile project, and you can turn it into a permanent…