Buku oleh William Gurstelle
Backyard Ballistics: Build Potato Cannons, Paper Match Rockets, Cincinnati Fire Kites, Tennis Ball Mortars, and More Dynamite Devices Penilaian: 4 dari 5 bintang4/5The Art of the Catapult: Build Greek Ballistae, Roman Onagers, English Trebuchets, And More Ancient Artillery Penilaian: 5 dari 5 bintang5/5The Art of the Catapult: Build Greek Ballistae, Roman Onagers, English Trebuchets, and More Ancient Artillery Penilaian: 4 dari 5 bintang4/5Absinthe & Flamethrowers: Projects and Ruminations on the Art of Living Dangerously Penilaian: 4 dari 5 bintang4/5Practical Pyromaniac: Build Fire Tornadoes, One-Candlepower Engines, Great Balls of Fire, and More Incendiary Devices Penilaian: 0 dari 5 bintang0 penilaianWhoosh Boom Splat: Build Jam Jar Jets, Elastic Zip Cannons, Clothespin Snap Shooters, and More Legendary Launchers Penilaian: 4 dari 5 bintang4/5