The NXTblog is doing a look back at pre-NXT Mindstorm creations starting off with this one, a LEGO pinball machine – “Designed and built by Gerrit Bronsveld and Martijn Boogaarts, this fully functional pinball machine boasts a number of novel features, including a working coin slot (50 cent Euro coins only, please!), a functional tilt […]
Philo writes “When Bob Kojima announced his rolling ball clock on Lugnet a few months ago, I knew I had to build one someday… I bought a stock of balls on Bricklink, and here is the result. The main modification was the use of a RCX to obtain good long time stability – I finally […]
Team Hassenplug made a connect four LEGO bot, it’s takes a very steady hand…! – “This is a robot that was designed and built to play Connect-Four in a contest against other robots, which it was lucky enough to win. During the event, it didn’t lose any games (once I remembered to plug the AC […]
Philo made a great wall following LEGO bot, he writes – “As a direct application to my GP2D12 distance sensor, I built this wall follower. Its base is the Constructopedia RoverBot, I only added a turret bearing the sensor. The trick here is to direct sensor beam 45° away to also detect walls in front […]
Ark writes – “How to build a simple propeller toy from LEGO parts. This simple project only requires two parts: 1×2952 Propeller 2 Blade 9 Diameter 1×3708 Technic, Axle 12” – Link.
Alexei writes – “One day I was making a simple little elastic gun to shoot Lego blocks and I thought to myself, “it would be cooler if it had some kind of trigger.” The next thing I knew, I was involved in a competition with my own self – I tried to imagine the most […]
Greg writes – “Well, I sadly could not find my original code for my line following robot that I talked about a few months ago when I wrote the article on it. I was at my parent’s house last weekend, and was lucky enough to find it. I wanted to make it available for anyone […]
