Blog

With the help from the Mindstorms Community Partners (MCP), LEGO has released several bonus models for the NXT 2.0 set. However, they are not easily found on the LEGO website. This page is a collection of pictures and links to the bonus projects. Robot Square does not host the instructions or programs. Credits (and questions)...

LEGO has lot of cool helicopters on offer, but none of them quite fly. Dexter Industries is trying to change that — by making a LEGO quadcopter. Only two of the four rotors are working now, but it’s a cool first step. Here’s a video.

After three weeks of hard work, I’ve essentially completed moving my robot and book archive to this new home. This includes a lot of robots I never posted to my old site. I’ve also added a page about me and a contact page. Also, you can now read this blog in your own language using...

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...