Let's Make Robots!

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wrench_orange.png Your work in progress or a finished robot: Robot project
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comments.png Discussions and questions: Forum topic
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lightbulb.png Help others with what you have learned: Tip or walk through
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A mechanism with a one-track mind.
This is something I built a while ago.  I won't call it a robot as it's very limited in its function - It only knows about FORWARD!  It was just an idea which I … Read more
navigate around on its own using infrared and digital logic
Using a
this is my new "robot" fully designed by me , its name on-board comes from the way it was designed , its quite literally all on the single printed circuit board ! … Read more
    Based off the ever popular "How to build your first robot" by Fritsl, this is the most up to date version of my first robot, named Robet (Robe-et) Read more
“The Crawler” is my first indoor robot with a range sensor. In hindsight I can see that I probably should have gone with motors and wheels, but I wanted to … Read more
I am basically in the middle of a long-term Walking Vehicle Project, dedicated to a passed science teacher. Read more
Allows to build basic robots with arduino very easily
I wanted a single sided motor shield which would allow me to control a few servos and 2 DC Motors. All this while allowing easy sensor interfacing. The shield had … Read more
Navigate around via ultrasound, detects light sources
Using a
This is my first attempt on building an 'arty' bot. I didn't know before I started, that this would be the most time instensive robot I 've ever build. But I've … Read more
underwater exploration for lakes and reefs
Using a
- Summary - More information within the weekend... Read more
This is my first working robot as I have had a few other attempts but had problems with the arduino's motor shield (I kinda overheated a few components to the … Read more
Draws giant circles in the snow
After looking through some of the robots on this site, seeing the videos of Trata, and then looking out of my office window to see the dwindling remains of 4' of … Read more
Insert decimal numbers, dash, and star, to any of your projects
Hi, got this keypad from my local sparkfun distribuitor, but wasn't sure how to wire it up, the pins aren't in order, like on most other tutorials/examples, so … Read more
Wavecrafter chirps and beeps at you to let you know about things and stuff.
So, a little while back I made a posting about adding a low-cost ADC module to micros for various reasons. At the same time as I was testing this concept out, I … Read more
pull things with intelligent traction control
Using a
What will it do? - Try to pull a heavy object for a given time or distance - RC with driving aid (Hybrid) Read more
Simulates firefly synchronization
First off all, apologies for the lack of video. Read more
I had some RGB LEDs lying around and decided to make a night light for my kids. Read more

Note: You can follow some projects some of the time, but you cannot follow all the projects all the time.




Recently collected


Autonomous operation,solenoid engine powered
This creation was a test to build a robot using a solenoid engine that I had made previously, and to make a functional robotic forklift using sensors, with a … Read more
Allows any Arduino board to accept commands from an IR receiver
Most homes these days have at least 1 infrared remote control for controlling the television. These remote controls can also be used to control robots or even to … Read more
Exercises gyro wheel toy so I don't have to.
9-17-2014 - This is version 1 of my project to automate a gyro wheel toy. I really wanted to use reed switches but didn't have any available so created my own … Read more

How to make a medium size robot. Let's make a guide!

Now we have wonderful tutorials for making beginners and small robots, but bigger robot need stronger frame, motors, bigger batteries and can do much more work.

There are good examples of medium size robots here, but it would be useful to me and maybe others if there is a good comparison of various motors and drivers, how to get them and what to care about to avoid crashes and dangers.

Navigate around via ultrasound
Using a
First attempt at a palm sized simple autonomous robot. Extremely basic, the Arduino turns the bot left if the Ping senses something closer than 3-4 inches away. … Read more
The robot shown here, which is based on factory parts. The HC-SR04 ultrasonic sensing type distance measuring device used. The sen Read more