06:36 How to make a primitive spear thrower and fire darts from PVC How To · May 20, 2017 127 175 1 82
10:57 A Super-Material You Can Make In Your Kitchen (Starlite?) How To · December 19, 2018 91 275 247 84
13:02 Playing With A Chainsaw Angle Grinder Blade (Christmas Tree Stump Carving) How To · December 22, 2017 236 650 58 92
Homemade Batsignal Reaches the Clouds (and how to make an image projector for yourself!) How To · December 1, 2020 95
08:25 Make a Diamagnetic Levitator With Bismuth – No Energy Cost, Indefinite Levitation How To · July 7, 2015 1 018 925 3K 97
14:05 Experiments For Isolating Alkali Metals | Sodium & Potassium – [Part 1] How To · February 25, 2016 126 750 338 98
10:55 Designing & Cutting A Custom Maple Game Board (Legendary) on X-Carve How To · June 5, 2017 66 475 16 100
07:46 Copper’s Surprising Reaction to Strong Magnets | Force Field Motion Dampening How To · January 26, 2018 3 772 075 4K 101
06:20 Recreating An Antique Carbon Torch (Oxy/Acetylene Alternative) How To · April 14, 2020 27 500 103
32:45 Extended Cut: Building a Cigar Box Guitar w/Hand Tools [No Dialogue] How To · June 20, 2015 197 925 318 106
08:32 How To Make A Pendulum Wave (Science Experiment / Physics Toy) How To · June 20, 2017 223 525 1 109
12:50 Electromagnetic Force Fields VS. Magnetic Cannonball How To · February 28, 2018 2 067 175 151 110
10:31 How to Make a Mini Sandblaster (and blast fossils out of rock) How To · April 3, 2019 569 800 111
10:36 Plasma Generated Water Gas (Electrically Produced Fuel That Is Not HHO) How To · April 20, 2020 116 125 112
Acoustic Energy & Surprising Ways To Harness It (Intro To Thermoacoustics) How To · January 22, 2021 113
07:45 Building a Tinpan Guitar & X-Carve CNC Unboxing/Assembly How To · June 13, 2015 245 925 359 115
06:31 How To Isolate Potassium Metal With A Plasma Furnace [Alkali Metal Series Part 2] How To · April 16, 2016 110 525 564 116
07:59 How To Fuel Combustion Cannons & Diagnose Problems – NightHawkInLight How To · October 12, 2016 98 050 95 117
08:30 How To Make Solar Collecting Mirrors (super HOT focal point) How To · March 29, 2018 53 975 27 119