Remember the MinuteBot Baseplate Kickstarter project? It was funded successfully, so the base plates have been turned into a real product. I’ve received a few plates last week as part of the pledge I made to the project. I’m quite satisfied with the quality of the product. They’re strong and hold LEGO pieces well. Obviously,...

This project is based on my universal balancing robot code. These small balancing robots are fun, but I wanted to make something that more closely resembles a real Segway. Alpha Rex gives sends ‘high-level’ commands like steering and speed to the Segway via Bluetooth. The Segway program turns these signals into movement. In the video,...

You’d think I’d be bored with self balancing robots by now but I’m not! The Technic Unimog has huge wheels and I thought I might as well put them on Anyway. Then I thought that one wheel might be enough to stay up right, and it was. I know this is not a true unicycle,...

This machine plots drawings on standard A4 or US letter paper. The robot is featured in the NXT 2.0 Inventor’s Guide. Building and Programming this Robot Instructions for building and programming this robot are included in The Unofficial LEGO MINDSTORMS NXT 2.0 Inventor’s Guide (English) and in LEGO-Roboter II (German). It can be built with...

This 4 legged lizard walks around and shows different behavior, depending on sensor readings. It is featured in the NXT 2.0 Inventor’s Guide. Building and Programming this Robot Instructions for building and programming this robot are included in The Unofficial LEGO MINDSTORMS NXT 2.0 Inventor’s Guide (English) and in LEGO-Roboter II (German). It can be...

This Jeep style vehicle has front wheel drive and front wheel steering, and it is featured in the NXT 2.0 Inventor’s Guide. Building and Programming this Robot Instructions for building and programming this robot are included in The Unofficial LEGO MINDSTORMS NXT 2.0 Inventor’s Guide (English) and in LEGO-Roboter II (German). It can be built...

The InventorBot is a simple robot platform to practice MINDSTORMS NXT skills in the Inventor’s Guide. Throughout the book, the basic robot is expanded to SentryBot and Table-Bot (shown above). Building and Programming this Robot Instructions for building and programming this robot are included in The Unofficial LEGO MINDSTORMS NXT 2.0 Inventor’s Guide (English) and...

Most NXT contraptions that move with wheels go forwards, backwards, left, or right. This robot can do none of this, but instead it can go up and down. This robot is featured in Chapter 15 of the Discovery Book. Other chimney climbers in this series: Every time I created a new climber, I tried to...

This brick sorter sorts LEGO bricks by 4 colors and 2 sizes (it’s hybrid for having two functions). This robot is featured in Chapter 14 of the Discovery Book. Other brick sorters in this series: Every time I created a new brick sorter, I tried to tackle a new design challenge. This improvement would make...

This autonomous robot finds, grabs and lifts objects, and it is featured in Chapter 13 of the Discovery Book. The robot is heavily popular among MINDSTORMS builders. It is especially used frequently in robotics competitions because of its versatile grabber design.