Projects

Set up Dropbox in leJOS on the EV3

Set up Dropbox in leJOS on the EV3

Here’s a quick tutorial to add Dropbox support into a Java program in leJOS 0.9.0. It turned out to be far easier than I thought! Read on to discover how you can easily upload and download files to and from your Dropbox account from the EV3 in leJOS. Dropbox? On the EV3? The first thing(…)

More...

SoundMachine – building music with LEGO bricks

SoundMachine – building music with LEGO bricks

SoundMachine is a LEGO drum sequencer that “builds” music using standard LEGO bricks. SoundMachine is an interactive music tool to collaboratively develop music. SoundMachine scans 2×2 colour LEGO bricks arranged in 4 tracks of 8 beats. The colour information is converted to MIDI messages by a Processing sketch, which sends MIDI to Ableton Live to(…)

More...

NXTified 9398 Rock Crawler with wifi control

NXTified 9398 Rock Crawler with wifi control

The new LEGO 9398 RockCrawler is out, and I really enjoyed how the designers chose to mount the motors directly on the pendular axles. Looking at it I realised that by replacing the power-function motors with NXT motors I could make the RockCrawler driven by the NXT. I had a new NXT2WIFI sensor from Dani(…)

More...

LEGO Turing Machine

LEGO Turing Machine

In celebration of the centenary year of Alan Turing’s birth Jeroen van den Bos and Davy Landman at Centrum Wiskunde & Informatica (CWI), Amsterdam (Netherlands) built a LEGO version of a Turing machine – the universal computing device that theoretically models how all computation is done. You can read about it at LEGO Turing Machine.

More...

Mike Brandl’s LEGO submarine

Mike Brandl’s LEGO submarine

Mike Brandl is a fellow LEGO MCP and all-round outstanding LEGO builder. His latest project certainly pushes the envelope when it comes to putting the NXT in a harsh environment. This time he has built a LEGO submarine that can navigate successfully underwater. The NXT is housed in a plastic sealed bag, with glue around(…)

More...

Queboid Shooter LEGO Robot

Queboid Shooter LEGO Robot

My Queboid robot has been around for a while, but for the World Robot Olympiad event in Abu Dhabi this year I decided to add a Zamor sphere shooter to the basic model. I swapped out the power function motors to use NXT motors. The idea was that kids could drive the robot using Philo’s joystick design communicating over Bluetooth from(…)

More...