Let's Make Robots!

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Shuffles forward via precession of the flywheel, sometimes picking its feet up.
Update 4/23/2014: Now radio controlled stepping, ESC on rotor motor makes for a high stepping robot.   This is a very crude implementation of John W Jameson's … Read more
Follows walls with feelers.
This is my first robot to post at letsmakerobots.com but I have built other contraptions I suppose could qualify as robotic - nothing sophisticated though - just … Read more
Project demonstrates various statically balanced gaits of a quadpod.
Using a
YAQ - Yet Another Quadrupedal - is a four legged walking robot. This project demonstrates utilization of various crawling gaits to achieve synchronized movement of … Read more
line follower using two linear neurons (controllers) PD for differential and I for speed; both with antiwindup, error filtering and simulated annealing tunning … Read more
Bumps around avoiding obstacles, Entertains kids
  Here is my entry for the Scrap Bin Challenge. It is a "Beetle Bot" whose original concept and design was by Jerome Demers see HERE. The Beetle Bot design is … Read more
Follows a predetermined path now. More coming
Using a
More information, pictures, and videos will follow. The Valdez family is my kids' introduction to building robots.  They are works in progress, and I expect the … Read more
It carries a can of 0.5 liters of beer
Using a
I wanted to buid a walking robot and then i did. It cannot stand vertical by itself so i made a wheel based structure in front of it wich is wider than the robot in … Read more
Solves a non-looped line maze
Using a
UPDATE : 5/24/2014: New video added ( with path shortening ) This was my 2nd robot. Back then, I had built it to solve a line maze but there wasn't a path … Read more
Terd-L, for Two-Eyed Robotic Differential-Locomotion. (I can't believe I forgot to include that right away. May St. Markief forrgive me!) Update 24 April 2013 Read more
Follows lines using IR sensors
Using a
Hello there LMRians!!! Here is my first robot. This is an LM324 comparator based line follower robot. It uses a pair of analog IR sensors. A power supply board … Read more
My third and now fully functional design for Oddbot's Naughts and Crosses challenge. This is a remake of my last tic tac toe robot, which worked but was nearly … Read more
Plays Naughts and Crosses (Tic Tac Toe)
This was made to replace my previous Tic Tac Toe robot (the huge box covered in tin foil and wires). The Robot moves first into the center square (where the … Read more
Spot X is my latest robot, but the first I've submitted here. The X stands for 10, because he's the 10th in a series of little robots I've built under the 'Spot' … Read more
Look for light (supposedly)
(Note:if you're seeing a helicopter and compressed air rocket, that's not right.) The other night, Towlieboy78 said he was having trouble with his Photovore in the … Read more
This is a simple vehicle which will change the path/direction by sensing the clear path. If there are some obstruction, the vehicle will change the direction and … Read more

R1

Maps 2D surroundings, working toward fully autonomous navigation
Using a
R1 is a work in progress. On board is an Arduino compatible microcontroller programmed in C++. It links to a PC via XBee wireless. The PC is running code in Python. … Read more
Seeks light, runs away when it bumps into something.
This is Blue Bug, not my first robot but the first one I am posting here... The body was made using a couple of old DVD's. I used the herbie circuit from the book … Read more
Can solve maze via ultrasound,Can grab object via ultrasound
Using a
Forgive my poor english.. Many thanks to LMR and special thanks to   BIRDMUN , ANTONIO.CACIUC,BASILE and   peter ROBOTFREAK This is my first robot that is capable … Read more
avoids obstacles
this was made of my little robot, blinky. he wasn't working and i wanted to make a new bot and i got new parts, so i got this. he will hopefully: make a noise when … Read more
Draw numbers of the winners of the LMR Donation
Using a
Introdution: This is my competitor for the LMRv4 Donor Appreciation Robot challenge. Using 5 Dynamixel AX-12+ Servos and an Arduino Mega. Programming has been done … Read more
drives and sometimes twirls with a light on it
this is my car robot. it is very simple to make all you need is the base of that "cyclones" project we worked on earlier. you need to stick the motors into the … Read more
remote control robot that drives around
i made this project with my friend Ness. we got the parts from a remote control car named "cyclones". all we needed to do is tape or glue the battery pack to the … Read more
finds his way through places without bumping into anything
Using a
here is my robot named blinky. i ordered these parts from @chris the carpenter. he has 4 AAA alkanine batteris, a servo for the head, 2 geared motors, and a few … Read more
Walk with 4 legs (2 DOF) and scan the environment. If an obstacle comes close (treshold programmed) the robot searches for a new direction to go.
Using a
This is my 3rd robot and I thought now it was time to make one that walks! For this robot I used the Keil uVision4 compiler evaluation version. I also used the STM … Read more
Solar Roller:Charges capacitor(s) until sufficient charge is reached, then discharges.
I have started finished work on my second robot. It uses a FRED solar engine, and is a really simple circuit; I salvaged a belt and pulley from a cassette player, … Read more
reacts to light
Using a
Here he is, after three hours of soldering. His brain is the exact one from the "Junkbots, Bugbots, and Bots on Wheels" book. He's still a work in progress, and I … Read more
Navigate via touch sensors and sweep dog poop up into a disposable plastic shopping bag.
Using a
This project was named the Scarab not just for its resemblence to the dung beetle but for its functional similarity to that animal.  In principal this machine is … Read more
move forward and sense walls with it's antennas
This robot uses two SPDT (single pull, double throw) switches, antennas, motors, and a battery pack. The antennas are connected to the switches, and so when the … Read more