Artist Peter Dahmen shows off a series of intricate paper-cut sculptures, greeting cards, and packaging designs that he’s created over the years. Some of them are one-off personal projects, while others are available as DIY tutorials on his website. Check out more of his sculptures here.
Kelli Anderson’s This Book Is a Planetarium, features six usable pop-up constructions, including a tiny planetarium, a Spirograph-like drawing machine, a secret decoder ring, and an acoustic amplifier. Each object is accompanied by an explanation of the science behind it.