Invented by accident in the 1920s, the unusual electronic instrument is hard to master but offers an enticing reward: freedom ...
If you have the parts for previous projects, you will have everything required. NOW that our circuits are getting smart, it is easy to think that just using a micro:bit microcontroller is as good as ...
Adjust the colors to reduce glare and give your eyes a break. Use one of the services below to sign in to PBS: You've just tried to add this video to My List. But first, we need you to sign in to PBS ...
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