GM10's not here yet!

This link is a bit on the old side, but if you are thinking of entering the WCRG event next month, here's last year's champion's (Craig Limber) webpage about turning his Sumovore into an almost-as-good line follower! It's a good way to get into this rapidly-growing event...

Good news! Despite a few small setbacks and stumbling blocks, we've survived both the office move and Maker Faire! (I was going to say that at least nothing burned down, but that isn't exactly the case...). But now that things are settling back to normal, we'll be doing our best to bring you more awesome […]

Got a new kit for you - the K SMD L293D Motor Driver. No, no, the SMD isn't "surface mount" - it's the Secret Motor Driver! This L293D-based motor driver fits secretly inside most standard servo cases like the Futaba S3003/S148, and our own GM4 gear motors. It replaces the low-voltage original electronics with LED-indicated, […]

We are happy to announce the arrival of the Battery Edition Marble Machine. Starting today it is available at our website for backorder, and will be fully available for purchase starting tomorrow May 16. You are probably familiar with its older cousin, the Solar Marble Machine that has a clever circuit that delivers short bursts […]