Seven tricks you can do with empty rolls of toilet paper, written by the late Martin Gardner.
5. A Mysterious Force:
Two tubes are alongside each other on a table. Rub your hands vigorously together to generate a psychic force. Place your hands palms down fingers pointing toward the tubes. Lower your head slightly. Move your hands slowly away from the tubes, and at the same time secretly blow on them. They will roll toward your hands as if drawn by a mysterious attractive force. You'll be suprised at how many people will be totally mystified by this simple trick.
I have a copy of Electronics for Kids: Play with Simple Circuits and Experiment with Electricity, by Oyvind Nydal Dahl. It’s a full-color introduction to electronics, and is useful for kids and adults who want to get started in hobbyist electronics. Right now, this 328 page book is on sale for just $11 on Amazon. […]
No Starch Press just released two nice books. Arduino Project Handbook by Mark Geddes has 25 beginner-friendly projects that use Arduino (a low cost electronic prototyping platform), including a Simon-like memory game, a weather station, and a wireless ID card entry system. Electronics for Kids, by Øyvind Nydal Dahl, starts with an easy-to-grok explanation of […]
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If you’re looking to earn a top salary in the tech industry, there’s no better career than coding. However, sometimes the hardest part of entering this career path is knowing where to begin.We took the Complete Web Developer Course because it took that decision out of our hands. This course teaches beginner-friendly coding languages that will also help land an immediate […]
To be a Pokémon master, you’ll need a phone that won’t constantly die on you. Because nothing is worse than seeing the screen go black right as you’ve finally found the Charizard of your dreams.That’s why we’re so excited about the LinearFlux PokeCharger Portable Battery ($39.99). With its 3.0 Amp HyperCharging technology, this slim battery will […]