Robotics
Build a machine and write the code that makes it move on its own.
~$116Cost to start
SteepDifficulty
1 hr+Time / session
2 setup steps, ~$116 all in. Nothing to buy until you say so.
Is it you?
Nobody has scored this against your answers yet. 1 hr+ at a time, $116 to find out whether it sticks.
MessSome cleanupNoiseSome noise
The path14 quests
ASetting up2 things to sort, in any order$80
- Get one starter kit rather than loose parts
- Install the editor and get one LED blinking
Then the quests
- Make an LED blink with code
- Wire a circuit from a diagram and have it work first time
- Build a simple robot that moves
More on Robotics
Everything else we have written about it. Free to read, no account needed.
Guides3
How to Get a Perfect First Layer (Bed Leveling for Beginners)Most failed 3D prints fail in the first layer. Get that first layer to stick down evenly and the rest usually takes care of itself. Here is how bed leveling and nozzle height make or break your prints.Arduino vs Raspberry Pi: Which to Start Robotics WithEvery beginner in robotics hits the same fork: Arduino or Raspberry Pi? They are different kinds of thing, and which you pick shapes your first robot. Here is the real difference and how to choose.How to Program a Repeater Into a Baofeng UV-5R (So It Actually Talks Back)You bought the cheap Baofeng, you can hear the local repeater, and now you key up and nothing happens. This is the wall almost every new ham hits, and it is almost never the radio. Programming a repeater into a UV-5R comes down to three numbers and one tone setting people forget. Here is exactly how to do it, both the easy way and the keypad way, and how to tell which setting you got wrong.
What to buy1
From the blog6
20 Nerdy Hobbies That Make You SmarterEvery time you pick up a challenging hobby, your brain adapts. New neural pathways form, existing ones strengthen, and cognitive functions that atrophy from routine get a workout. Here are 20 hobbies that are genuinely, measurably good for your mind.Best Hobbies for INTJs: What Genuinely Fits the Architect MindIf you are an INTJ, you have probably opened a dozen "hobbies for your personality type" lists and closed every one. They are generic, interchangeable, and clearly written by someone who has never sat with the specific way an INTJ gets bored. So here is the honest version. The wrong hobby for you is not merely dull, it is actively irritating: a social ritual with nothing to master, a pastime with no underlying logic to optimise, a game with a ceiling you will hit inside a week. You do not want to pass the time. You want to spend it building deep competence in something with a real skill curve, ideally alone, ideally for years. This is a properly considered list of the hobbies that fit that mind, whether or not they are the obvious ones.Best Hobbies for INTPs: What Actually Holds the Logician MindIf you are an INTP, most "hobbies for your type" lists will bounce right off you, and you already know why. They read like they were generated by someone matching adjectives to activities, with no grasp of the specific thing that makes an INTP quietly abandon a hobby three weeks in. It is not that the hobby got hard. It is that you finished understanding it. Once you have seen how the system works underneath, the doing part can feel almost beside the point, and you drift off toward the next interesting question. So this is the honest version, written for the way you actually engage: driven by curiosity, hungry to understand how things work from the inside, happiest when you are playing with an idea just to see where it goes. The best hobbies for you are not the ones that keep you busy. They are the ones that keep giving you something to figure out. Here is the properly considered list, whether or not the obvious lists include them.Best Hobbies for ISTPs: What Actually Holds a Maker MindIf you are an ISTP, most "hobbies for your type" lists are useless to you inside the first paragraph. They read like they were written by someone who has never taken anything apart to see why it stopped working. So here is the version that respects how you actually operate. You do not want to talk about a hobby, plan a hobby, or join a club about a hobby. You want your hands on a real object, a real machine, a real problem you can figure out by doing, and you want to be left alone while you do it. The wrong hobby for you is anything abstract, anything committee-driven, anything with a script. The right one puts a physical system in front of you and lets you master it. This is the honest list of what fits that, whether or not it shows up on the usual roundups.
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UdemyRecommended course
Robotics and Python Programming with Webots Simulator
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Same shape of evening, different thing to hold at the end. Or follow a tag sideways.
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