Use a Raspberry Pi to build the “Hello World” of cocktail robotics
Build the world’s newest, simplest trebuchet and break some chuckin’ records!
This easy-to-build boomerang comes back indoors and out.
Plop it on Alexa or Google assistants to jam their eavesdropping and confuse their data, but still command all their functions
Disassemble an automatic soap dispenser to build your own wash-time buddy
Hack a flour sifter and a heat gun to roast the ultimate bean.
Use simple sensors to detect 3D motion and trigger movements and sounds, no processor necessary
Light prefers to take the shortest path, but under the right conditions you can make it bend and bounce, generating lovely effects in the process.
Upcycle a TV satellite dish and give back to nature
Solar panels + bilge pump = nonstop running water for boats, castles, and water fights!
Anyone who has ever thrown a softball, football, or even snowballs, can throw a Stick accurately enough to save a life, but you may still want to get some practice in.
Help save lives at your beach or swimming hole — build a tamper-proof box for throwable “Rescue Sticks”
Upcycle a vintage plaything as a showpiece, comix rack, and reading lamp!
Make a twin-solenoid power nutcracker that bashes the shells and saves the meats
Build this fun and totally unnecessary mechanism to flip your lights off and on.
Zakariya Al-Razi, the Secret of Secrets, and the invention of the modern still
Print and wear a superb owl that uses AI vision to see faces, judge emotions, and respond
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